The submersible HX400IS intrinsically safe handheld VHF is built to withstand the day-in day-out punishment in hostile commercial environments and is capable of submersion in 3.3' of water for 30 minutes. Features include a speaker microphone jack, 40 dealer-programmable LMR (Land Mobile Radio) channels with CTCSS & DCS signaling and a unique super bright LED distress strobe light which blinks the internationally recognized SOS to visually signal another vessel. Material: Polycarbonate housing, die-cast chassis Controls: On/Off volume knob, 9-button keypad Scanning Modes: Programmable, Priority Scan, Dual Watch and Tri-Watch Weather Alert: Yes Transmit Power: 5/1W Battery Type: 2400mAh Lithium-Ion Battery Life: Over 20 hours Waterproof Rating: IPX8 Dimensions: 2 1/4"W x 4 7/16"H x 1 9/16"D Weight: 12.3oz. Included Accessories: Battery pack, charging cradle, 110V AC and 12V DC 3-hour quick chargers, antenna and belt clip Warranty: Three-year waterproof, $65 flat rate