... call, Battery Save, VOX, CTCSS, DCS function Walkie Talkie, Support 16 channels, FM radio, Receiving alarm call, Battery Save, VOX ... ≤1000mA ** Receiving Parts 1)Sensitivity: <0.16V(12dB SINAD) 2)Intel modulation anti-interference: 50dB 3)Audio frequency power: ≥300mW 4 ... )Receiving current: ≤100mA 5)Silent waiting: 20mA Walkie Talkie, Support 16 channels, FM radio, Receiving alarm call, Battery Save