Product Description: Dual-band handheld transceiver with display function menu on the display “LED” Commercial FM radio receiver (65MHz-108MHz)Built-in LED flashlightDTMF encodedBuilt-in RX CTCSS/DCS scanFunction VOXAlarm functionBroadband/narrowband selectableFunction beep on the keyboardDual Watch/dual ReceptionCrossband reception/transmissionFunction OFFSETTone end of transmissionBattery saving function SAVEProgrammable by PCBuilt-in key lock Package include:1* UV-5R (VHF136-174 & UHF 400-520Mhz)1* 7.4V 1800mah Li-ion Battery Pack1* dual band Antenna 1* Belt Clip1* ENG Manual1* Desktop Charger ( 100V ~ 240V USplug )GENERALFrequency range:65-108Mhz(only for FM)VHF:136-174Mhz(Rx/Tx) UHF:400-520(Rx/Tx)Memory channels:Up to 128 channelsFrequency stability:2.5ppmFrequency step:2.5kHz/5kHz/6.25kHz/10kHz/12.5kHz/25kHzAntenna impedance:50OOperating temperature:-4?F to +140?FSupply voltage:Rechargeable Lithium-Ion mAh7.4V/1800Consumption in standby:=75mAConsumption in reception:380mAConsumption in transmission:=1.4AMode of operation:Simplex or semi-duplexDuty cycle:03/03/54 min.(Rx/Tx/Standby)Dimensions:58mm*110mm*32mmWeight:130g(approximate)TRANSMITTERRF power :4W/1WType of modulation:FMEmission class:16KFF3E/11KFF3E(W/N)Maximum deviation:=±5kHz/=±2.5kHz(W/N)Spurious emissions:<-60dBRECEIVERReceiver sensitivity:0.2µV(at 12dB SINAD)Intermodulation:60dBAudio output :1000mWAdjacent channel selectivity:65/60dB