22 channels with 99 subchannels. VOX: Voice activated transmission. Adjusts to your environment for no false activations. Communicate up to 3 miles. Features both privacy and priority channels. 23dB NRR. Windscreen/microphone. Clip release. Antenna. Power/mode button. Back lit LCD display. Volume up/navigation and volume down/navigation. Push to talk button. Custom designed to integrate onto the Razor Muff (not included). Clam packed.