Antenna Wireless Transceiver 2.4GHz
Price: $5.99
The transceiver consists of a fully integrated frequency synthesizer, a power amplifier, a crystal oscillator, a demodulator, modulator and enhanced Shock-burst, protocol engine.
nRF24L01 is a single chip radio transceiver for the worldwide 2.4 - 2.5 GHz ISM band. It's Arduino and Raspberry Pi compatible.
Applications: wireless peripherals, remote control systems such as RC vehicles and consumer remote electronics, wireless voice transmission such as VoIP, wireless sensor networks, wireless networks, home and commercial automation.