PC Program; Dual Band; External Speaker/PTT DTMF function, 2 tone, 5 tone Patrol function; Monitoring function; Telehalo function; Remote death function Boot function; Alarm function; Call key Long distance communication; 25W power output Frequency Range: (VHF) 136-174MHz; (UHF) 400-480MHz Channel Capacity: 200 Power output: 25W/20W(VHF/UHF) Channel Spacing: 25KHz/20KHz/12.5KHz Phase-locked stepping: 5KHz, 6.25KHz, 10KHz, 12.5KHz, 15KHz, 25KHz Mute mode: CTCSS/DCS/5Tone/2Tone/DTMF Frequency Stability: ± 2.5ppm Operating Temperature: -20℃ to 60℃ Operating Voltage: 13.8V DC ±15% size: 98x118x35mm Material: Metal + plastic colour: Black Package Contents: 2 x Mobile Radio 2 x Hand Microphone Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.