Features: - Universal Mount Wireless BT Streaming Control Unit - Built-in Wireless BT Audio Receiver - Waterproof-Rated Marine Grade Construction - Water-Resistant & Weatherproof Design - 4-Channel Amplifier Style - Connect & Stream Audio from Additional External Devices - Aux (3.5mm) Input connector Jack /USB Port - Full Range Stereo Sound Reproduction - Integrated Power Wiring Harness - Pre-Amp RCA Out to Any OEM/Factory-Made Mono-Block/Full-Range Amplifier - Flush Mount Mounting Kit Included - Universal Vehicle Mounting - Can be In-Console Flush Mount - Anti-Thump Turn-On - Soft Turn On / Off - Overload & Power Protection Circuitry - Used for Car, Truck, ATV, UTV, 4x4, Boat, Marine Watercraft, Power Sport Vehicles - USB Charging(2A) Wireless BT Music Streaming: - Simple & Hassle-Free Pairing - Instant Wireless Audio Streaming Receiver - Works with All of Today's Latest Devices - Smartphones, Tablets, Laptops, Computers, etc. - Wireless BT Version: 5.0 - Wireless BT Network Name: ‘PyleUSA' - Wireless Range: 30'+ ft. What's in the Box: - Wireless BT Control Unit - Audio Connection Cable, 3.5mm Technical Specs: - Power Output: 300 Watt MAX - 4 x 35 Watts RMS @ 4 Ohm - 4 x 75 Watts MAX @ 4 Ohm - Marine Grade Waterproof Rating: IP-65 - Amplifier Type: Class-D - T.H.D: 0.1% - S/N Ratio: > 95 dB - Channel Separation: > 65 dB - Frequency Response: 10 - 40kHz - Fuse: 15A - Cut-Out Diameter: 3'' –inches - Mounting Depth: 3.7'' –inches - Power: DC 12V - Total Unit Dimensions (L x W x H): 3.8'' x 3.8'' x 4.17'' –inches (Flush Mount)