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nRF51822 Wireless Bluetooth Module BLE4.0 Transceiver Module nRF51822 Wireless Bluetooth Module BLE4.0 Transceiver Module 1.Description:   It is a wireless bluetooth module.It can connect mobile phones to play music.   2.Feature:   1>.Small size   2>.Strong signal   3>.High-frequency performance ... $4.31
$5.99
SKU: GY17341
$4.31
$5.99

28

DC 5V 4 Channel Wireless WIFI Transceiver Module IoT Remote Controller 4Bit Switch Module APP Transceiver for eWeLink DC 5V 4 Channel Wireless WIFI Transceiver Module IoT Remote Controller 4Bit Switch Module APP Transceiver for eWeLink 1.Description:   LC-EWL-B04-MB is a WIFI module based 4 channel WIFI wireless switch controller. It integrates with MCU and GPIO control. It supports to connect and control 4 home appliances which can be turned on/off by app... $4.31
$5.99
SKU: GY17105
$4.31
$5.99

28

DC 5V 8V-80V ESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP DC 5V 8V-80V ESP8266 Wireless WIFI Relay Controller Module ESP-12F for IOT Smart Home APP 1.Description:   LC-Relay-ESP12-1R-D8 single way relay development board carry on ESP-12F WiFi module I/O port is fully extracted, support DC8-80V/USB 5V and other power supply methods. Supply Arduino development environment ref... $5.03
$6.99
SKU: GY17104
$5.03
$6.99

29

Infrared Transceiver ESP8285 Wireless Transceiver Module WIFI Remote Control Switch Development Learning Board Infrared Transceiver ESP8285 Wireless Transceiver Module WIFI Remote Control Switch Development Learning Board 1.Description:   It is a Infrared ESP8285 Wireless WIFI Transceiver Module.The esp-01m module with ESP8285 as the core be used as the master control, the program is the same as ESP8266. The module is equipped with an infrared re... $4.31
$5.99
SKU: GY17103
$4.31
$5.99

28

ESP8266 0.96 Inch OLED Display Module RTC ESP-12F Wireless WIFI Transceiver Module Weather Clock Display ESP8266 0.96 Inch OLED Display Module RTC ESP-12F Wireless WIFI Transceiver Module Weather Clock Display 1.Description:   It is a RTC Weather ESP8266 0.96inch OLED Display Module. It can display current time and weather on OLED display screen.   2.Feature:   1>.Built-in ESP-12F WIFI Module   2>.... $7.19
$9.99
SKU: GY17102
$7.19
$9.99

29

Downloader Tester Shield for ESP-01/01S/12E/12F/12S/18T ESP8266 IoF Wireless WIFI Transceiver Module Downloader Tester Shield for ESP-01/01S/12E/12F/12S/18T ESP8266 IoF Wireless WIFI Transceiver Module 1.Description:   It is a Downloader for ESP-12S/12F/12E/07S/07S/01S/01 WIFI Wireless Module.It has output all GPIO ports for user debugging.   2.Feature:   1>.Super simple operation   2>.Repe... $5.75
$7.99
SKU: GY17101
$5.75
$7.99

29

GFSK Wireless Bluetooth RF Transceiver Module DC 3.3V CC2541 BLE4.0 UART 2.4GHz ISM Low Power Consumption GFSK Wireless Bluetooth RF Transceiver Module DC 3.3V CC2541 BLE4.0 UART 2.4GHz ISM Low Power Consumption 1.Description:   DX-BT05-A is a bluetooth 4.0 serial port module.It can be used for data transmission. 2.Feature:   1>.Support GPIO input and output   2>.Low power consumption   3>.Small and conv... $4.02
$5.59
SKU: GY16944
$4.02
$5.59

28

DC 3V-3.6V Wireless Bluetooth RF Transceiver Module DX-BT04-B BLE2.0 UART 4dBm 2.4GHz DC 3V-3.6V Wireless Bluetooth RF Transceiver Module DX-BT04-B BLE2.0 UART 4dBm 2.4GHz DX-BT04-B Wireless Bluetooth RF Transceiver Module 1.Description   DX-BT04-B is a bluetooth 2.0 module.It can be connected to a computer to transfer data. 2.Feature:   1>.Data transfer via UART   2>.Co... $4.02
$5.59
SKU: GY16931
$4.02
$5.59

28

ESP8266 WIFI Wirelesss Transceiver Module Support Airkiss Protocol UART TTL Control ESP8266 WIFI Wirelesss Transceiver Module Support Airkiss Protocol UART TTL Control 1.Description:   It is a ESP8266 WIFI Wirelesss Transceiver Module.It base on ESP8266EX controller.It supports data transparent transmission function and Airkiss protocol.   2.Feature:   1>.UART to WIFI ... $4.31
$5.99
SKU: GY16687
$4.31
$5.99

28

ESP8266 WIFI Wirelesss Transceiver Module UART TTL Control Support Airkiss Protocol w/ IPEX Antenna ESP8266 WIFI Wirelesss Transceiver Module UART TTL Control Support Airkiss Protocol w/ IPEX Antenna 1.Description:   It is a ESP8266 WIFI Wirelesss Transceiver Module.It base on ESP8266EX controller. It supports data transparent transmission function and Airkiss protocol.   2.Feature:   1>.UART to WIFI... $4.50
$6.25
SKU: GY16686
$4.50
$6.25

29

BK3254 Bluetooth Power Amplifier 3Wx2 BLE4.1 Stereo Audio Receiver Module Support U-disk TF Card BK3254 Bluetooth Power Amplifier 3Wx2 BLE4.1 Stereo Audio Receiver Module Support U-disk TF Card 1.Description:   It is a BK3254 Bluetooth 4.1 stereo audio receiver module.It has a built-in amplifier module and can connect to speaker directly.   2.Feature:   1>.Bluetooth 4.1   2>.Audio r... $7.19
$9.99
SKU: GY16678
$7.19
$9.99

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SX1278 LoRa Wireless WIFI Transmitter Module RA-02 DC 1.8V-3.7V SX1278 LoRa Wireless WIFI Transmitter Module RA-02 DC 1.8V-3.7V 1.Description:   The SX1278 transceivers feature the LoRa long range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.     ... $5.03
$6.99
SKU: GY16335
$5.03
$6.99

29

AC 220V DC 12V WIFI Relay Switch ESP-12F Remote Control Smart Home ESP8266 Relay Module AC 220V DC 12V WIFI Relay Switch ESP-12F Remote Control Smart Home ESP8266 Relay Module 1.Description:   LC-Relay-ESP12-1R-MV single relay development board onboard ESP-12F WiFi module, I/O orifice full lead ,support AC90-250V/DC7-12V/USB 5V etc.many supply power way. Provide Arduino develop environment reference c... $5.75
$7.99
SKU: GY16060
$5.75
$7.99

29

RDA5820N FM Frequency Modulation Transceiver Module 76-108.0MHz FM Broadcast Transmitter Receiver RDA5820N FM Frequency Modulation Transceiver Module 76-108.0MHz FM Broadcast Transmitter Receiver 1.Description:   RDA5820NS is a new generation single-chip broadcast FM receive/transmit module.It can be used both as an FM transmitter and as an FM receiver. It reads and sends data from the public IIC interface.   ... $4.10
$5.69
SKU: GY15611
$4.10
$5.69

29

BK3266 Bluetooth 5.0 Power Amplifier Board 2x30W/20W Support AUX Audio Input Support Change Name and Password BK3266 Bluetooth 5.0 Power Amplifier Board 2x30W/20W Support AUX Audio Input Support Change Name and Password 1.Description:   It is a BK3266 Bluetooth 5.0 stereo audio transceiver module support amplifier module.It has a built-in amplifier module and can connect to speaker directly.It can also modify the Bluetooth name or password. ... $8.34
$11.59
SKU: 15187
$8.34
$11.59

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BK3266 Bluetooth 5.0 Power Amplifier Board 2x100W/80W Support AUX Audio Input Support Change Name and Password BK3266 Bluetooth 5.0 Power Amplifier Board 2x100W/80W Support AUX Audio Input Support Change Name and Password 1.Description:   It is a BK3266 Bluetooth 5.0 stereo audio transceiver module support amplifier module.It has a built-in amplifier module and can connect to speaker directly.It can also modify the Bluetooth name or password. ... $9.35
$12.99
SKU: 15186
$9.35
$12.99

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QCC3003 Bluetooth Audio Receiver Module 5W+5W Power Amplifier Stereo Support Call BLE5.0 QCC3003 Bluetooth Audio Receiver Module 5W+5W Power Amplifier Stereo Support Call BLE5.0 1.Description:   It is a QCC3003 Bluetooth 5.0 stereo audio receiver module.It has a built-in amplifier module and can connect to speaker directly.   2.Feature:   1>.Bluetooth 5.0   2>.Audio ... $7.19
$9.99
SKU: 15184
$7.19
$9.99

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BK8002 DC 5V Bluetooth Power Amplifier Stereo Audio Receiver AUX Input Support U-disk SPP 3W+3W BK8002 DC 5V Bluetooth Power Amplifier Stereo Audio Receiver AUX Input Support U-disk SPP 3W+3W 1.Description:   It is a BK8002 Bluetooth 5.0 stereo audio transceiver module support amplifier module.It has a built-in amplifier module and can connect to speaker directly.    2.Feature:   1>.Blue... $7.19
$9.99
SKU: 15181
$7.19
$9.99

29

BK3254 Bluetooth Power Amplifier BLE4.1 Stereo Audio Receiver Module AUX Input Support U-disk TF Card BK3254 Bluetooth Power Amplifier BLE4.1 Stereo Audio Receiver Module AUX Input Support U-disk TF Card 1.Description:   It is a BK3254 Bluetooth 5.0 stereo audio transceiver module.It output audio signal and can connect to amplifier then connect speaker.   2.Feature:4.1   1>.Audio transceiver module &... $7.19
$9.99
SKU: 15180
$7.19
$9.99

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CSRA64110 DC 5V Bluetooth Mono Power Amplifier Board Audio Receiver Module 4ohm 5W 8W Low Power Consumption CSRA64110 DC 5V Bluetooth Mono Power Amplifier Board Audio Receiver Module 4ohm 5W 8W Low Power Consumption 1.Description:   It is a CSRA64110 Bluetooth mono audio receiver module.It has a built-in amplifier module and can connect to speaker directly.   2.Feature:   1>.Mono output    2>.Audio ... $7.19
$9.99
SKU: 15178
$7.19
$9.99

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