VantaKool 2pcs nRF24L01+ 2.4GHz Wireless Transceiver in Antistatic Foam Arduino Compatible Pins are protected in anti-static foam and modules are in resealable packaging with Addicore nRF24L01+ product information card Arduino and Raspberry Pi compatible Several resources available online, such as tutorials, data sheets, and notes Auto-acknowledge and auto-retransmit 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