• VKDN ( Virtual Kingdom Delivery Network ) -> Vast Kingdoms, Diverse Nations: Unlocking Global Commerce

Master slave

Filter by price

Sort By

Product tags

Showing 1–36 of 290 results

25% off
5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module 5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module

5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module

$1.38$1.84

10% off
5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long 5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long

5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long

$68.40$76.00

5% off
10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger 10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger

10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger

$10.02$10.55

25% off
1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power 1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power

1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power

$1.32$1.76

2 sold
1% off
Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

$22.77$23.00

4 sold
HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module

HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module

$26.25$26.25

5% off
10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock 10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock

10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock

$10.36$10.91

65% off
JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541 JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541

JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541

$9.99$28.55

11 sold
16% off
VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

$43.24$51.83

2 sold
HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir

HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir

$50.00$50.00

JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH

JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH

$3.46$3.46

25% off
HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter

HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter

$2.72$3.63

14 sold
10% off
JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons

JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons

$1.51$1.68

HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module

HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module

$8.76$8.76

11% off
GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub

GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub

$34.69$38.98

4 sold
17% off
AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission

AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission

$14.52$17.50

10% off
HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$3.40$3.78

HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$3.25$3.25

2 sold
53% off
1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino 1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

$33.03$70.27

1 sold
25% off
1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V 1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V

1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V

$1.24$1.65

1 sold
52% off
1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino 1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

$28.99$60.40

6 sold
2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication 2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication

2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication

$98.00$98.00

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

$2.36$2.36

20% off
1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module 1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

$43.18$54.26

DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module

DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module

$4.11$4.11

11% off
USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter

USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter

$15.61$17.54

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

$1.66$1.66

25% off
JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board

JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board

$0.37$0.49

3 sold
24% off
HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06 HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06

HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06

$1.95$2.57

1 sold
10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial 10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial

10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial

$21.99$21.99

25% off
Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection

Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection

$1.22$1.63

10 sold
49% off
JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

$10.30$20.19

3 sold
40% off
BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission

BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission

$29.66$49.44

50% off
HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$33.43$66.87

1 sold
30% off
Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth

Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth

$63.00$90.00

8% off
50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin 50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin

50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin

$896.26$974.20

1 sold
25% off
5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module 5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module

5Pcs/1pc TB-05 BLE5.0 TLSR8250 Mesh Networking Master-slave Integrated WIFI Wireless Serial Port Transmission Board Module

$1.38 $1.84

Categories: Electronic Components & Supplies, Active Components

Buy Now
10% off
5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long 5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long

5pcs HLK-B40 Master-Slave Integrated Bluetooth Module B40 BLE Bluetooth 5.1 Wireless Serial Transparent Transmission Module Long

$68.40 $76.00

Categories: Electronic Components & Supplies, Active Components

Buy Now
5% off
10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger 10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger

10PCS Genuine CD4027BE Inline DIP-16 CMOS Dual Channel J-K Master/slave Trigger

$10.02 $10.55

Categories: Electronic Components & Supplies, Active Components

Buy Now
25% off
1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power 1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power

1Pc-5Pcs HC-08 HC-08D HC08 CC2540 Bluetooth-compatible BLE 4.0 Wireless Serial Port Module Master-slave Integrated RF Low Power

$1.32 $1.76

2 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
1% off
Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

Industrial two master one slave rs485 repeater buffer photoelectric isolation modbus dual master hub

$22.77 $23.00

4 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module

HC-05 to serial port module group CSR Master-slave integrated 51 SINGLE-chip microcomputer HC-05 module

$26.25 $26.25

Categories: Electronic Components & Supplies, Active Components

Buy Now
5% off
10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock 10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock

10PCS CD4027BE Direct Insertion DIP-16 Dual Channel J-K Master/slave Trigger Stock

$10.36 $10.91

Categories: Electronic Components & Supplies, Active Components

Buy Now
65% off
JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541 JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541

JDY-18 Bluetooth Module 4.2 High Speed Transmission Master-Slave Integration More than CC2541

$9.99 $28.55

11 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
16% off
VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

VHF/UHF Radio 426MHz~508.5MHz Wide Range RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave Module DC 12V 24V

$43.24 $51.83

2 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir

HC-05 master-slave integrated bluetooth module board wireless serial port transparent transmission communication module 2.4G wir

$50.00 $50.00

Categories: Electronic Components & Supplies, Active Components

Buy Now
JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH

JDY - 25 M Bluetooth 5.0 MESH Zigbee Module BLE Bluetooth BLE master-slave Passthrough Bluetooth MESH

$3.46 $3.46

Categories: Electronic Components & Supplies, Active Components

Buy Now
25% off
HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter

HC-42 BLE 5.0 Module Master-slave Integrated NRF52832 Wireless BLE5.0 Transparent Transmission Serial Port 2.4G HC 42 Adapter

$2.72 $3.63

14 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
10% off
JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons

JDY-24M Bluetooth 5.0 MESH Zigbee BLE Module, JDY-24 Master Slave Transparent Transmission Module with Base Plate and Buttons

$1.51 $1.68

Categories: Electronic Components & Supplies, Active Components

Buy Now
HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module

HLK-B40 Master-Slave Integrated Bluetooth Module B40 Ble Bluetooth 5.1 Wireless Serial Port Transparent Transmission Module

$8.76 $8.76

Categories: Electronic Components & Supplies, Active Components

Buy Now
11% off
GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub

GC-1201S two master and one slave RS485 repeater photoelectric isolation Modbus Dual Host Hub

$34.69 $38.98

4 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
17% off
AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission

AT-05 BLE BT 4.0 UART Transceiver Module CC2541 Chip, HM-10 Compatible, Master/Slave Switching Wireless Serial Data Transmission

$14.52 $17.50

Categories: Electronic Components & Supplies, Active Components

Buy Now
10% off
HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/HC-06 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$3.40 $3.78

Categories: Electronic Components & Supplies, Active Components

Buy Now
HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$3.25 $3.25

2 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
53% off
1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino 1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

1/5/10PCS HC-05 Master-Slave 6Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

$33.03 $70.27

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
25% off
1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V 1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V

1Pc-10Pcs HLK-B40 BLE 5.1 Master-slave Wifi Wireless Serial Port Transparent Transmission Module B40 Development Board Kit 3.3V

$1.24 $1.65

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
52% off
1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino 1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

1/5/10PCS HC-05 HC-06 Master-Slave 6Pin/4Pin Integrated Bluetooth Transceiver Serial SerialNet Module For Arduino

$28.99 $60.40

6 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication 2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication

2-8pcs for HC-05 HC-06 Bluetooth Serial Transparent Transmission Module Master Slave Integrated Serial Communication

$98.00 $98.00

Categories: Electronic Components & Supplies, Active Components

Buy Now
HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

$2.36 $2.36

Categories: Electronic Components & Supplies, Active Components

Buy Now
20% off
1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module 1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

1/3/5PCS JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

$43.18 $54.26

Categories: Electronic Components & Supplies, Active Components

Buy Now
DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module

DX-BT04 master-slave Integrated Serial Port Adapter Bluetooth-compatible Serial Port Module To Serial Port Module

$4.11 $4.11

Categories: Electronic Components & Supplies, Active Components

Buy Now
11% off
USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter

USB to MBUS Master Slave Converter communication Module UART serial to MBUS host FOR Smart control energy heat watermeter

$15.61 $17.54

Categories: Electronic Components & Supplies, Active Components

Buy Now
HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

HC-05 HC-06 Master-Slave 6Pin/4Pin Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, Wireless Serial for Arduino

$1.66 $1.66

Categories: Electronic Components & Supplies, Active Components

Buy Now
25% off
JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board

JDY-08 BLE Bluetooth 4.0 IBeacon Mode Master-Slave UART Transceiver Module CC2541 Central Switching Wireless Module PCB Board

$0.37 $0.49

3 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
24% off
HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06 HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06

HC-05 HC-06 HC-25 HC-09 HC-04 HC-12 HC-08 HC-02 HC-42 RF Wifi Wireless Bluetooth-compatible Master-slave Module HC05 HC06

$1.95 $2.57

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial 10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial

10pcs/lot HC-05 HC-06 master-slave 6pin/4pin anti-reverse, integrated Bluetooth serial pass-through module, wireless serial

$21.99 $21.99

Categories: Electronic Components & Supplies, Active Components

Buy Now
25% off
Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection

Three Master One Slave RS485 Data Interface Conversion Processor Modbus-RTU Communication Module ESD Interface Protection

$1.22 $1.63

10 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
49% off
JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

JDY-08 Bluetooth 4.0 BLE Low-Power CC2541 Master-Slave Integrated Support AirSync IBeacon Module

$10.30 $20.19

3 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
40% off
BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission

BLE5.3 Bluetooth Module: Low-Power, Master-Slave Integrated, Small-Size, Long-Range Serial Transparent Transmission

$29.66 $49.44

Categories: Electronic Components & Supplies, Active Components

Buy Now
50% off
HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

HC-05/06 HC-05 Wireless Module For Arduino Serial 6Pin Bluetooth / HC06 4Pin RF Receiver Transceiver Module RS232 Master Slave

$33.43 $66.87

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
30% off
Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth

Bluetooth 5.3 dual-mode wireless serial port transparent transmission, long-distance support, master-slave integrated Bluetooth

$63.00 $90.00

Categories: Electronic Components & Supplies, Active Components

Buy Now
8% off
50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin 50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin

50pcs/LOT HC05 HC-05 JY-MCU Anti-Reverse, Integrated Bluetooth Serial Pass-Through Module, HC-05 Master-Slave 6pin

$896.26 $974.20

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now