IC-M304 Professional With Fixed Mount 16 Channels VHF Mobile Radio Main Features:Compact and submersible marine transceiverEquivalent to IPX7 (1m depth for 30 minutes, except cables.Large easy-to-see LCD Marine TransceiverShows full size channel number with 4-step backlighting.Built-in DSC (RTCM SC-101)For distress calls, or for position request/ position report.Force5Audio speaker Marine TransceiverDelivers impressive audio output with powerful bass.Favorite channel functionOffers quick channel selection from the microphone up/down buttons.AquaQuake draining functionThe vibrating “buzz” sound clears water away from the speaker grill.Weather channel with WX alertListen for important weather broadcasts.Dualwatch and Tri-watch functions Marine TransceiverMonitors Ch.16 and/or call channel, while using another channel. Technology Specification: IC-M304 Professional With Fixed Mount 16 Channels VHF Mobile Radio