General StandardVHFUHFFrequency136-162, 146-174403-440, 438-470Signal channel quantity 16 signal channelPower 7.5 V ±20%Size (excluding belt clamp and antenna) Standarded nickel-hydrogen battery Super-thin lithium battery 126.5mm (H) X 61.5mm (W) X 43mm (D)126.5mm (H) X 61.5mm (W) X 42mm (D)Weight: High volume nickel-cadmium battery High volume lithium battery Standarded nickel-hydrogen battery Super-thin lithium 428 g376 g437 g375 gAverage lifetime of battery @ 5-5-90 working circle High volume lithium battery Super-thin lithium battery Standarded nickel-hydrogen battery Nickel-cadmium High power (4W)14hours12hours10hours8hoursLow power (1W)19hours17hours13hours10hours