Feature: 1. Single band: UHF:400‑470MHz. Dual Reception/Dual Display. Voice Companding and Scrambler. Multi silent mode (QT/QTADT/QTXDT) 107groups DCS/58 groups CTCSS. DTMF encoding and DTMF decoding. 2. PTT ID (Voice broadcast PTT ID). All calls, group calls and selective calls. Monitor, RX Inhibit, RXTX Inhibit and Emergency Alarm. FM Radio (87.5MHz‑108MHz). Scan/Scan add. Channel name edit available. 3. 199 memory channels. High/Low power (10W/4W). APO (Auto Power Off). TOT(Time‑out‑timer). Font Set(Big/Small). For VOX (Level adjustable). Busy channel lockout. 4. Keyboard lock (Auto/Manual). Multi scan mode (TO/CO/SE). Channel steps (2.5/5/6.25/10/12.5/25KHz). Wide/Narrow band selection (25 KHz/12.5KHz). TX Stop. Talk Around. Beat frequency. Reverse frequency function. 1750Hz burst tone. Four key programmable. 5. Lease Function (can program the radio within a user specified date range). Input frequency by using Keypad. Wireless changing frequency. PC software disable frequency input. Passwords for menu functions Set. All/Function reset. 13.8V DC Power Supply. Specification: Item Type: Mobile Transceiver Material: ABS Color: As Pictures Shown Product Size: Approx. 120x90x40mm/4.7x3.5x1.6in Weight: Approx. 679g/24ozFrequency Range: UHF: 400-470MHz Channel Capacity: 199 Output Power: 4W/ 10W Working Mode: Half Duplex Modulation Limit: ≤±5khz Stray Radiation: 60dB TX Current: 1A / 1.8A Frequency Stability: ±2.5PPM Reception Sensitivity: