马兰士对讲机HX600S船用对讲机MULTI-BANDPOWERHOUSEWITH1700mAhLI-IONBATTERY!DSCDistresswithGPSpositionGPSNMEAinputAM/FMandaircraftbandreceiveSpeakermicrophonejack700mWLoudspeakeraudioLargevolumecontrolknobNOAAWeatheralertSelectable5/2.5and1WtransmitpoweroutputIPX7Submersibleto3Feetfor30minutesSuppliedwith1700mAhLi-Ionbattery,ACandDCchargerswithcradleProgrammablescanningandDualwatchSOSStrobeLightVoicescramblercapableCasesize:2.3 Wx4.09 Hx1.2