BaoFeng PoFung GT-3 Mark-II Transceiver with Large Capacity 7.4V 3800mAh Li-ion Battery, FM Radio, Dual Band 136-174/400-520 MHz, Chipsets Upgraded, ABS Frame Baofeng 7.4V 3800mAh Li-ion Battery for Baofeng GT-3 & GT-3TP Frequency Range: 65-108 MHz(Only commercial FM radio reception) VHF: 136-174 MHz(Rx/TX). UHF: 400-520 MHz(Rx/TX) Broad (Wide) / Narrowband (Narrow), High power / low (5W/1W), selectable Selectable Frequency Step/2.5/5/6.25/10/12.5/25 kHz Function Busy Channel Lock "BCLO". Function "VOX" (Voice Operated Transmission), "OFFSET" (frequency offset for repeater access)