Amazon.com: PIONEER TS-WX130EA Pre-Amplified Active Subwoofer, 160 W : Electronics
Amazon.com: PIONEER TS-WX1210AM - Powerful 12-inch Active Subwoofer with Built-in Amplifier, 1300 Watts Peak Power, and Compact Design for Deep Bass : Electronics
Amazon.com: Pyle 2-Channel Marine Amplifier Receiver - Waterproof and Weatherproof Audio Subwoofer for Boat Stereo Speaker & Other Watercraft - 400 Watt Power, Wired RCA, AUX and MP3 Audio Input Cable : Electronics
Amazon.com: ZK-1002T Bluetooth 5.0 Amplifier Board 2.1 200W HiFi Subwoofer Audio AMP with Treble and Bass Control BT and AUX Inputs, DC 9-24V 2.0 Channel Stereo AMP Module for DIY Speakers, Password
Amazon.com: Acoustic Audio WS1005 Passive Subwoofer Amp 200 Watt Amplifier for Home Theater : Electronics
Amazon.com: 4 Channel Bluetooth Amplifier, 50W x 4 Audio Power Amp, Hi-Fi Home Stereo Speaker Receiver [Douk Audio M4] : Electronics
Amazon.com: Nobsound NS-03G Subwoofer Amplifier 100W Mini SUB Power Amp : Electronics
Amazon.com: Fosi Audio M03 200 Watt TPA3255 Subwoofer Amplifier Mini Mono Channel Audio Power Amp for Home Theater Full-Frequency and SUB Bass Switchable with 32V/5A Power Supply : Electronics
Amazon.com: Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer Amplifier - 1 Ohm Stable - Includes Bass Remote : Electronics
Amazon.com: BOSS Audio Systems R1100M Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet Power Supply, Stereo :
Amazon.com: Fosi Audio BL20C 320 Watts Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 CH Mini Hi-Fi Class D TDA7498E Integrated Amp U-Disk Player for Home Passive Speakers Powered Subwoofer(with Power Supply) :
Amazon.com: Bluetooth Power Amplifier Board with Subwoofer 2.1 Channel 50W×2+100W, 12V-24V Audio Power Amplifier Module with Treble and Bass Control for DIY Bluetooth Audio and Store Home Theater : Electronics
Amazon.com: Fosi Audio M04 Subwoofer Amplifier for Home Theater Mono Channel Digital Class D Integrated Power Amp for Passive Speakers Subwoofer Rated 100W MAX : Electronics
Amazon.com: Bluetooth Power Amplifier Board Stereo - HiFi 2.1 Channel 2X220W+350W Bluetooth 5.1 Audio Amplifier Board 12-38V Digital Power Amplifier Module Subwoofer Control with AUX/Bluetooth/USB Flash Drive : Electronics
Amazon.com: Sound Storm Laboratories LOPRO10 10 Inch Powered Under Seat Car Audio Subwoofer - 1200 Watts Max, Built-in Amplifier, Low Profile, Remote Subwoofer Control, for Truck, Boxes and Enclosures : Electronics
Amazon.com: Fosi Audio M03 200 Watt TPA3255 Subwoofer Amplifier Mini Mono Channel Audio Power Amp for Home Theater Full-Frequency and SUB Bass Switchable with 32V/5A Power Supply : Electronics
Amazon.com: Dayton Audio HTA100BT Hybrid Stereo Tube Amplifier with Bluetooth USB Aux Phono in Sub Out 100W : Electronics
Amazon.com: Facmogu 7-Band Car Audio Equalizer, Adjustable 7 Bands EQ Car Amplifier Graphic Equalizer with CD/AUX Input Select Switch, Front/Rear + Sub Output, for Boat RV RTV Motorcycle Car Stereo Tone Control :
Amazon.com: Audioengine S8 Powered Subwoofer Speaker - 250W 8-inch Home Subwoofer with Built-in Amplifier and Dual Audio Inputs for Home Speaker System (Black) : Electronics
Amazon.com: Nobsound G2 Subwoofer Power Amplifier Mini Mono SUB Amp 100W PBTL BTL Bridge Home Theater : Electronics
Amazon.com: Mini HiFi Stereo 2.1 Channel Audio Amplifier for Home Car Marine Subwoofer Amp : Electronics
Amazon.com: Skar Audio Dual 12" Complete 2,400 Watt SDR Series Subwoofer Bass Package - Includes Loaded Enclosure with Amplifier : Electronics
Amazon.com: BOSS Audio Systems AR1500M Car Amplifier - 1500 Watts Max Power, 2 4 Ohm Stable, Class AB, Monoblock, Mosfet Power Supply, Remote Subwoofer Control : Electronics