NRF24L01+ 2.4GHz Antenna. I/O can accept 5v level of input Low working voltage: 1.9 ~ 3.6 V Wireless rate: 1 or 2 MBPS SPI interface rate: 0 ~ 8MBPS Transmit power +0dB 125 optional channels work Transmission distance up to 100 meters in outdoor open occasions
