STARK BASE STATION AUTHORIZED DEALER IN INDIA Stark walkie talkie SGS10-D31 Features: ◆. Output power : 4W / 5W ◆. Frequency Range - VHF: 136-174MHz UHF: 350-390MHz, 400-470MHz ◆. Channel - 1024(64 Zones×16 Channels) ◆. Battery - 2000mAh(Li-ion) ◆. IP67 Standard ◆. MILITARY STANDARD OF MIL STD 810 C/D/E/F/G.