Floating waterproof portable marine VHF with exceptional transmit and receive clarity. UK Version with channels M1 & M2 Power 1/3W. Frequencies 156-163.275 MHz Autonomy 13 hours (depending on the ratio 5% transmission, 5% reception, 90% standby) Li-ion battery delivering 1750 mA. Dual and triple watch function Weather function (10 channels, USA only) Floats Vibrating water drain: evacuates water from the speaker Direct access to Channel 16 or a programmable favorite channel USB charging (12 V and 220 V adapters provided) Large backlit LCD screen (35 x 25 mm) Keyboard with large backlit keys Operating temperature: -20 to +60°C. Weight: 183 g (battery, antenna and belt clip included) Supplied with integrated Li-ion battery, 12 V cigarette lighter/USB adapter, 220 V mains/USB adapter, USB cable, wrist strap and belt clip IPX7 degree of sealing: - Protected* against immersion at 1 m for 30 minutes. * provided that the cap of the socket for the remote microphone is perfectly closed. (IP: Protection Index) 2 years warranty