甚高頻IC-M304 Compact and submersible Equivalent to IPX7 (1m depth for 30 minutes, except cables). Large easy-to-see LCD
Shows 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 Delivers impressive audio output with powerful bass.