Powerful JBL Bass ReinforcementJBL BassPro 12 delivers 150 Watts of powered noise-free deep bass thanks to JBLs patented Slipstream port technology. The Slipstream port is mathematically engineered to keep airflow with the port turbulence-free which avoiding the common shortcoming of traditionalported boxes. Coupled with the built-in 150Wrms amplifier the BassPro 12 really delivers. Also the Bass Volume Remote control is included for easy adjustment no more stopping to pop the trunk.Features•Slipstream Port Technology•Reliable Performance•Single Box Total Solution•Bass Volume Remote ControlSlipstream Port TechnologyThe Slipstream port technology eliminates turbulence which eliminates noise inarticulate bass when driven.Reliable PerformanceTo ensure that the BassPro 12 stands the test of time we utilize the rigorous quality control and testing standards. Lifecycle testing pushes each product to its limits with 215 hours in an environmental testing chamber. Here we freeze them bake them and give every product a sunburn with 192 hours of ultraviolet light. Speaker products are also subjected to 100 hours of rated power using specific frequencies and music.Single Box Total SolutionThe whole system is carefully designed to integrate the 150Wrms amplifier subwoofer slipstream port into one MDF wood enclosure which providing the easiest way to add powerful JBL bass to any car system.Bass Volume Remote ControlBass Volume Remote control is included to let you adjust the sound from the drivers seat no more stopping to pop the trunk.What's in the Box•1x Powered subwoofer•1x Bass volume remote control•2x high level input wiring harness•1x 25A fuseSpecifications•Driver Complement: 12" (300mm) Subwoofer•Amplifier Power: 150Wrms 450W max•Frequency Response: 30Hz 200Hz•Fuse: 25A•Maximum Current Draw: 20A•Quiescent Current Draw: 0.9A•Input Sensitivity:•0.065V 2V Low-Level Input;•0.35V 10V High-Level Input•Crossover Frequency: 40Hz 200Hz•Crossover Slope: 12dB/octave•Bass Boost: 0dB to + 12dB @ 45Hz•Dimensions (W x H x D): 22-1/2" x 14-5/8" x 9-3/16" D1/12-1/6"•Weight: 34.30 lb (15.56kg)