Type: Marine Electronics Frequency Band: VHF Frequency Range: 156.050 to 163.275 MHz Waterproof: JIS7 Features: Features Class D Digital Selective Calling (DSC) Submersible Blocks background noise for clearer conversations Instant access to national All Hazards & weather information, 24 hours a day Full power VHF radio for maximum range Dual output power for short & long communication Receiver Type: Double Conversion, Super-Heterodyne AF Output: 4 Watts at 8 O RF Output Power : 1 or 25 Watts Microphone Type: Electret Microphone Impedance: 2000 O Frequency Stability: +/-10 ppm FM Hum & Noise: 40 dB Includes: Flush & surface mount kit for easy installation of radio in or on almost any flat surface White Weight: 2 lbs., 6.8 oz Parts: 1 year limited Labor: 1 year limited