Features: Frequency Range: 136-174 / 400-520MHz Dual-Band Display， Dual Freq. Display， Dual-Standby Output Power: 4 /1Watts 128 Channels 50 CTCSS and 104 CDCSS Built-in VOX Function 1750Hz Brust Tone FM Radio (65.0MHz-108.0MHz) LED Flashlight Large LCD Display Hight /Low RF Power Switchable 25KHz/12.5KHz Switchable Emergency Alert Low Battery Alert Battery Saver Time-out Timer Keypad Lock Monitor Channel Channel Step: 2.5/5/6.25/10/12.5/25KHz ROGER SETItem number UV-5RE PlusGeneralFrequency Range 65-108MHz(FM Receive only)136-174MHZ and 400-520HZ (TX/RX)Channel No. 128Frequency Stability ��2.5ppmAntenna High gain DualBand antennaAntenna Impedance 50��Operating Voltage DC 7.4VMode of operation Simple or semi-duplexDimension��W x H x D�� 100 x 52 x 32 mmWeight 250g��including battery， antenna��TransmitterOutput power 4W / 1W (Max 5W)Modulation Mode 16k��F3E / 11k��F3EMaximum deviation ��5kHz(Wide) / ��2.5kHz(Narrow)Spurious Radiation ��7��WAdjacent Ch. power <=-65dB(Wide) / <= -60dB(Narrow)Pre-emphasis characteristics 6dBCurrent <=1.6A(5W)CTCSS/DCS deviation 0.5��0.1kHz(Wide) / 0.3��0.1kHz(Narrow)Intermediation sensitivity 8-12mvIntermediation distortion ��10%Package contents:- 1 x UV-5RE Plus (VHF 136-174， UHF 400-520Mhz)- 1 x 7.4V 1800mah Battery Pack- 1 x Dual Band Antenna- 1 x Belt Clip- 1 x English Manual- 1 x Desktop Charger ( 100V ~ 240V ) with correct plug for your country- 1 x FREE PTT earpiece with mic