Amazon.com: Memphis Audio SRX212 Street Reference Dual 12 Inch 500 Watt RMS 1,000 Watt Peak Power Ported Car Subwoofer Enclosure : Electronics
Amazon.com: MTX Audio TNP212DV Dual 12" Subwoofer Vented Enclosure with Amplifier, Black & SCOSCHE LOC2SL Car Stereo 2-Channel Audio Adjustable Amplifier with Add-On Adapter and Remote Control Knob, Black : Electronics
Amazon.com: Edifier R1850DB Active Bookshelf Speakers with Bluetooth and Optical Input - 2.0 Studio Monitor Speaker - Built-in Amplifier with Subwoofer Line Out : Electronics
Amazon.com: DS18 SRW8.4 8" Shallow Car Subwoofer - 300 Watts, Single Voice Coil, 4-Ohm (1 Speaker) : Electronics
Amazon.com: Skar Audio EVL-65 D2 6.5" 400 Watt Max Power Dual 2 Ohm Car Subwoofer : Electronics
Amazon.com: Sound Bar, TV Sound Bar with Subwoofer, 120W 2.1 Soundbar, Wired & Wireless Bluetooth 5.0 Speaker for TV, 34 Inch, HDMI/Optical/Aux/USB, Wall Mountable, Bass Adjustable Surround Sound for Home Theater :
Amazon.com: DS18 SLC12S Car Subwoofer Audio Speaker - 12" in. Paper Glass Fiber Cone, Black Steel Basket, Single Voice Coil 4 Ohm Impedance, 500W MAX Power and Foam Surround for Vehicle Stereo
Amazon.com: Mediabridge ULTRA Series Subwoofer Cable (15 Feet) - Dual Shielded with Gold Plated RCA to RCA Connectors - Black : Electronics
Amazon.com: Black Diamond DIA-8D4 Car Subwoofer 8" 400W Max Power, 200W RMS, Dual 4 Ohms, DVC (1 Speaker) : Electronics
Amazon.com: Kanto sub8 Powered Subwoofer – 8” Paper Cone Driver — Powerful Bass Extension – Matte Black : Electronics
Amazon.com: Pyle 3.5 Inch Car Audio Speaker - Single Voice Coil Subwoofer with Rubber Edge - PLMG35 : Electronics
Amazon.com: Pyle 8-Inch Low-Profile Amplified Subwoofer System - 600 Watt Compact Enclosed Active Marine Underseat Car Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs PLMRSBA8 : Electronics
Amazon.com: Echo Sub - Powerful subwoofer for your Echo - requires compatible Echo device : Amazon Devices & Accessories
Amazon.com: PyleUsa 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 - SBA8A :
Amazon.com: PHEANOO 2.1 Compact Sound Bars for TV with Subwoofer, HDMI ARC/Bluetooth 5.0/Optical/AUX/RCA Connection, Remote Control, Adjustable Bass, Wall Mountable – P15, 140W, 16 inch : Electronics
Amazon.com: Facmogu ST-838 2.1CH Subwoofer Amplifier Audio Stereo Bass Amp, RMS 20Wx2+40W Class D Amplifier with Subwoofer Output, 80W Mini Sub Bass Amp Digital Power Amplifier with Power Supply - Black :
Amazon.com: Skar Audio Dual 12" Complete 2,400 Watt SDR Series Subwoofer Bass Package - Includes Loaded Enclosure with Amplifier : Electronics
Amazon.com: Kanto SUB8VM Sealed Powered Subwoofer | 300W Peak Power | 8" Woofer | Vinyl Black : Everything Else
Amazon.com: Saiyin Bluetooth Bookshelf Speakers, Big Powered Speakers with 5 Inch Woofer, Active Bookshelf Speakers 40W X 2, Optical/RCA inputs/ Subwoofer Line Out for Turntable, TVs, Monitor Speakers(DS6801) : Electronics
Amazon.com: Pyle 10 Inch Subwoofer Box System - 500 Watts Powered Slim Bass with a Non-Pressed Paper Cone Perfect for Mount Car Truck Audio Subwoofer Enclosure, Rear Air Tight Seal Design : Electronics
Amazon.com: PyleUsa 10-Inch Low-Profile Amplified Subwoofer System - 900 Watt Compact Enclosed Active Underseat Car Audio Subwoofer with Built in Amp, Powered Car Subwoofer w/Low & High Level Inputs - SBA10A :
Amazon.com: Nyne NHT5.1RGB 5.1 Channel Surround Sound Home Audio Theatre System – for TV, Bluetooth, LED, USB, SD, RCA Out in, 8 Inch Active Subwoofer, 6 Inch Passive Radiator, Soundbar, Cinema Acoustics : Electronics
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