Product Packaging:Standard Packaging Pyle Model : PLMRBS10 Slim-Type Amplified Marine Subwoofer Low-Profile Marine Amplified Speaker - Slim Active Subwoofer System, Waterproof Rated, 10'' -inch Woofer (1000 Watt) Features: 10’’ -inch Amplified Subwoofer Speaker Marine Grade, Waterproof Rated Application Convenient Low-Profile, Slim Style Design RCA Low Level Input High Level Input Great Addition to High Powered Sub Power Status LED Indicator Lights Remote Level Control for Easy Bass Adjustment Adjustable Input Sensitivity for Maximum Signal to Noise ratio Thermal, Short and Overload Protection Circuits Soft Delay Remote Turn-On Used for Automobile, Boat, Marine Vehicle Watercraft Installation Technical Specs: Power Output: 1000 Watt MAX (500 Watt RMS) 0 to +12Db Variable Bass Boost (@ 45Hz) Low Pass Filter (50-150 Hz) Phase Selector Switch: 0 or 180° Input Sensitivity: 0.2V-3V Fuse: 20A x 2 Dimension (L x W x H): 15.0'' x 11.8'' x 3.0'' -inches The Pyle Hydra PLMRBS10 is a low-profile marine/waterproof amplified subwoofer. Low enough to easily fit beneath the seat of your car or boat, this system offers a quick and easy way to add a high-powered sub to your audio system. The integrated amplifier in the PLMRBS10 pumps out 1000 watts max through its ten-inch speaker, and features a low pass crossover adjustable from 50 to 150Hz. Both high and low level inputs are present, making this a universal solution for use with any head unit or other input source. For protection, this amplifier incorporates special protection circuitry which will disable the amplifier if input overloads, short circuits, or extreme temperatures occur.