Feature: 1. It has power saving function, high power up to 10W. 2. Emergency SOS sound and light alarm, DTMF emergency alarm. 3. Commercial FM radio (65MHz-108MHz), cross-band reception/transmission, up to 128 memory channels. 4. Built-in LED flashlight, display illumination and programmable keyboard. Various display channel numbers, frequencies, channel frequencies, channel names, etc. 5. IP57 waterproof and dustproof, no fear of rain, suitable for police and security personnel. Specification: Name: For UV-XR PLUS Walkie Talkie+Headphone Model: For Baofeng UV-XR Frequency Range: 65MHz-108MHz (Commercial FM Radio Only) VHF: 136MHz-174MHZ (RX/ TX) UHF: 400MHz - 520MHz (RX / TX) Memory Channel: Up to 128 Channels Frequency Stability: 2.5ppm Frequency Step: 2.5KHZ/5kHz/6.25kHz/10KHz/12.5kHz/20KHz/25kHz Antenna Impedance: 50Ω Working Temperature: -20 ° C To 60 ° C Supply Voltage: Rechargeable Lithium Ion Current MAh 7.4V / 1800 Receive Consumption: 380mA Transmission Consumption: ≤1.4A Operating Mode: Simplex Or Half Duplex Duties Cyle.03 / 03/54 Minutes (Rx / Tx / Standb) Broadband: 25kHz Wide / 12.5kHz Narrow Functions: CTCSS and DCS VOX Function (Voice Transmission) Frequency Step 2.5 / 5 / 6.25 / 10 / 12.5 / 20 / 25 / 50kHz. Frequency Reversal ANI Code Programmable by PC Transmitter RF Power: 5W / 1W Modulation Type: FM Emission Level: 16KOF3E / 11KOF3E (W / N) Maximum Deviation: ≤ ± 5kHz / ≤ ± 2.5kHz (W / N) Spurious Emissions: < - 60 DB Receiver Receiver Sensitivity: 0.2 UV (12 DB SINAD) Intermodulation: 60 DB Audio Output: 1W Spurious Radiation: ≥65dB Package List: Walkie Talkie x 1 Lithium Battery x 1 Instruction Manual x 1 Power Adapter x 1 Back Clip x 1 Antenna x 1 Charging Base x 1 Lanyard x 1 Screw X 2 Headset x 1 Ear Cap x 1