GMDSS Portable Handheld VHF for Survival Craft Meets the Strict Environmental Requirements for Survival Craft Radio The IC-GM1600 meets temperature, thermal shock, vibration and drop resistant (from 1 m height) requirements. After passing those environmental tests, the IC-GM1600 sustains submersion in up to 1m of water. Power When You Need it Most Optional high capacity Lithium battery, BP-234, has superior low temperature characteristics and provides more than 8 hours operating time even at -20°C (Typical operation: 6% TX, 6% RX, 88% standby). Other Features: Large keypad with positive button action Wide viewing angle LCD display 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 In the box: IC-GM1600 Handheld VHF Battery pack, (Ni-Cad) Battery charger AC adapter Belt clip & neck strap Antenna Owner"s manual