NHR1 Handheld; 5 Watts 2x128 Programable Channels: Voice Command; 8 Groups of Voice Scramble; DTMF selective Calling; Reverse Frequency Function; Voice Prompt; Hands Free VOX;FM Radio Receiver; Multi Keypad Lock Mode; Band A/B independent Operation; Scan Frequencies with CTCSS/DCS; Compatible with NNT10, NNT20 Intercoms