amplifier and subwoofer combo

Memphis Audio MXA12GB 12" MXA Subwoofer Grill, Black

Monoprice CSW-8: 8" 100-Watt Compact Subwoofer, High-Level Speaker Inputs, Crossover Setting, RCA Inputs

Wet Sounds REVO 10 FA 10in Free Air Subwoofers w/ XZ-B Grilles 2 Pack

Memphis Audio MG15 15" MOJO High Excursion Subwoofer Grill For Select MOJO Subwoofers

Monoprice 12-inch Powered Subwoofer - Black, 150-watt (RMS)

Kicker 51PTRTP12 - TRTP 12" 500w Powered Down Firing Loaded Subwoofer Enclosure

JBL Apex PA454 4 Channel Powersports Amplifier

Infinity 1022MLW 10" Marine Subwoofer with RGB Lighting (White)

Q-Power Shallow Single 12 Inch Heavy Duty Sealed MDF Material Truck Audio Subwoofer Enclosure Box with Durable Carpeted Exterior, Charcoal Gray

QPower QBOMB12VL Single 12" Vented Ported Car Subwoofer Sub Box Enclosure QBOMB

Supersonic Bluetooth® Portable PA Speaker Voice Amplifier with Microphone, FM Radio, and Karaoke Jack, SC-1443BT

Pyle 8-Gauge Marine Amplifier Wiring Kit - PLMRAKT8

Kicker 46CWTB104 10" Subwoofer with LED Ring for UTV Pontoon Boats

Kicker 51MWE122 MWE 12-Inch (30cm) Premium Marine Subwoofer (for enclosure applications) 2-ohm

Goodmans Gaming Speakers with Color-Changing LED Lighting

Pyle PLPW10D 10" 2000W Car Subwoofer Audio Power Subs Woofers DVC 4 Ohm, 2 Pack

Kicker 51MWE102 MWE 10-Inch (25cm) Premium Marine Subwoofer (for enclosure applications) 2-ohm

Cubitt PLUS Waterproof Portable Speakers, Durable, Bluetooth-enabled, quick charge, 10+ hrs playtime, and stereo sound

Polk Audio Signature Elite ES20 Bookshelf Speakers - Pair

Wet Sounds REVO 12 SW-W GRILL White SW Closed Style Grill for the REVO 12 Inch LED Marine Subwoofer