Communication Units

SIM900A Wireless Extension Module GSM GPRS Board + Antenna KIT
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SIM900A V3.8.2 Wireless Extension Module GSM GPRS Board with Antenna Kit
- Onboard two sets of power interface VCC5 5V power supply, VCC4 interface, 4.8-5.2V power supply, optional power supply self-start (default) and control start.- Onboard SMA (default) and IPXmini antenna interface, SIM900A interface retains reset.- The size of the module is 49 * 50mm, all new and original equipment.- The computer can power the early computer debugging USB module, and there is a very large amount of data under the recommended current of more than 1A.- You can set up dozens of MA data in standby to provide 10MA low power sleep and sleep.
NRF24L01 2.4GHz Wireless RF Transceiver Module + Adapter 8 Pin 3.3V Regulator
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NRF24L01 2.4GHz Wireless RF Transceiver Module with NRF24L01 Socket Breakout Adapter 8 Pin Plate Board Breakout Adapter with on-Board 3.3V Regulator
NRF24L01 Wireless Transceiver Module: Built-in 2.4Ghz antenna: available software to set the address, only received local address when output data(Provide interrupt instruction), can be directly connected to a variety of microcontrollers. Compatible with Arduino and Raspberry Pi.