GMDSS Portable for Survival CraftMeets the strict environmental requirements for survival craft radioThe IC-GM1600 meets temperature, thermal shock, vibration and drop resistant (from 1 m height) requirements. After passing those environmental tests, the IC-GM1600 sustains 1m depth waterproof construction specified with IMO resolutions A.809(19), A.694(17) and IEC 61097-12.Optional high capacity Lithium battery, BP-234, has superior low temperature characteristicsProvides more than 8 hours operating time even at -20C(Duty cycle: Tx: Rx: Stand-by 6: 6: 48)Large keypad with positive button actionWide viewing angle LCD displayOther features One touch access to Channel 16 and call channel Highly visible yellow colored body Bright LED indicator on the top of panel Optional VOX headset for on-board use Comes withBattery pack (BP224)Battery pack (BP234)Battery charger (BC158)AC adapter (BC147SA)Belt clip (MB103Y)Antenna (FAS61V)Neck strapOwner"s manualWarranty: 3 years Power - Output (Watts) NONESpeaker Mic NONEWaterproof Rating NONEWeather Alert NONE