Amazon.com: Avante A18S Active Subwoofer Speaker, Built-in Digital Signal Processing with LCD Screen (18") : Musical Instruments
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLBX8A : Electronics
Amazon.com: Sound Town METIS Series 2000W 18" Active Powered Subwoofer with 2 Speaker Outputs, DSP, DJ PA Pro Audio Sub with 4 inch Voice Coil (METIS-18SPW2.1) : Musical Instruments
Amazon.com: BESTISAN Powered Subwoofer, 6.5" Active Home Audio Subwoofer in Compact Design,LFE & Stereo Line Inputs & Audio Output, Built-in Amplifier for Home Theater/Receiver/TV/Speakers, Black, SW65D : Everything Else
Amazon.com: Sound Town 2000W 18" Active Powered Subwoofer with 2 Speaker Outputs, DJ/PA Pro Audio Sub with 4" Voice Coil, White (CARPO-18SWPW) : Musical Instruments
Amazon.com: FBT Q118SA Processed Active Subwoofer : Musical Instruments
Amazon.com: PRORECK Club 4000 18-inch 4000W P.M.P.O Stereo DJ/Powered PA Speaker System Combo Set Line Array Speaker and 18 inch Active Subwoofer with Bluetooth/USB/SD Card/Remote Control : Musical Instruments
Amazon.com: Peavey PV 118 18 Inch Subwoofer : Musical Instruments