Model 6487 Quantity 1 Color Green + Black + Golden Material Copper + Plastic + PCB Features NRF24L01+PA+LNA wireless communication modules Application Good for DIY projects Other Frequency: 2.4GHz global open ISM band; Modulate style: GFSK; Transmission rate: up to 2Mbps; Communications: 125 channels the multi-point communications and frequency-hopping communications; Error detection: the built-in hardware CRC error detection; Voltage: 3.0~3.6V; Transmit power: 20dBm; Antenna: external 2.4GHz Packing List 1 x Wireless communication module 1 x Antenna