Brand waveshare Model NRF24L01 RF Board (C) Quantity 1 Piece Color Black Material CCL+PCB board Chipset NRF24L01 English Manual / Spec Yes Download Link http://www.wvshare.com/downloads/accBoard/NRF24L01-RF-Board-C.7z Other Features Wireless 2.4G solution for SPI interface features PA+LNA supports external antenna vertical pinheaders Overview The NRF24L01 RF Board (C) is an accessory board offers wireless 2.4G solution with NRF24L01 onboard. It uses SPI interface for communication. The board is ideal for applications such as wireless data transmission multicast and frequency-hopping communication. The NRF24L01 RF Board (C) integrates only ONE NRF24L01 while at least TWO NRF24L01 are required to establish communication with each other. The NRF24L01 RF Board (C) is designed to use 3V3.6V power supply only. External antenna is NOT included in the price you should buy one separately for long-distance communication. Recommended antenna: RP-SMA 2.4G 2DB Antenna Features NRF24L01 SPI interface Packing List 1 x NRF24L01 RF Board (C)