NRF24L01 wireless module which is developped by Nordic firm, is a module with low power consumption which gives you possibility to do wireless communication on 2.4GHz frequency.
It has 2MBps communication speed which can be used usually in various hobby, robotics and industrial projects. It supports SPI interface.
Features:
Can broadcast on 2.4GHz frequency range.
Optional communication speed between 250KBps, 1MBps and 2MBps.
Supports Enhanced ShockBurst™ accelerator protocol
Ultra low power consumption
Operating Voltage: 1.9-3.6V
IO Port's Operating Voltage:0-3.3V/5V
Transmitter Signal Power: +7 dB
Receiver Sensitivity ≤ 90dB
Communication Distance: 250m in open field
Dimensions: 15x29mm