Main Features: *65-108Mhz FM Radio *Emergency Alarm *LED flashlight *Time count down (0.5 / 1hr / ... / 8hrs) *Voice prompt *VOX *50 CTCSS tone / 104 DCS code *Tail tone elimination *Battery saving *Width / Narrow band *SOS call notice *PC programming General Specification: Frequency Range 400-470MHz Channels 20 Power Output(L/H) 0.5/1W Power Supply 3.7V 1500mah Li-ion Battery Pack Dimension (H x W x D) 108 x 55 x 21 mm(including antenna) Weight 120g(including battery) Standard Package 1*Radio; 1* 3.7V 1500mah Li-ion Battery Package Includes: 1 x F 400-470mhz mini walkie talkie 1 x 3.7V 1500mah Li-ion Battery Pack 1 x USB Charger 1 x Belt Clip 1 x English Manual 1 x Lanyard 1 x Free Earphones