Submersible IPX8 (5 Ft or 1.5 m for 30 minutes) Selectable 5 and 1 Watt transmit power outputBuilt-in True Noise Cancelling Microphone40 Programmable Land Mobile Channels 134 MHz to 174 MHz with CTCSS and DCS signalingProgrammable channel namesNOAA Weather channels and Weather AlertLow battery indicatorBuilt-in Voice Scrambler for private communicationsOptional speaker microphones & headsets available2300 mAh Li-Ion battery, AC and DC rapid chargers and cradle includedProgrammable Scan, Priority Scan and Dual WatchPreset key used to recall up to 10 favorite channels