Induction Dynamics A3 AMP A3 Internal Class AB Subwoofer Amplifier. The A3 subwoofer amplifier is designed to integrate with audio and video pre-amplifiers and receivers that have their own built-in low-frequency crossover circuits, typically containing optional crossover frequency settings such as the ID1 series and SW series subwoofers.
eBay
AIYIMA 100W Subwoofer Amplifier Audio Power Amplificador TPA3116 Sound Amplifier Mono Home Speaker Audio Amp For Passive Speaker
Aliexpress UK
[Cast Aluminum Monster Design]--Experience stunning 1200w sound in a compact design. It is made of cast aluminum which has better cooling characteristics, the monster structure conforms to air cavity theory, more effective air resonance, and sound transmission.
eBay
AIYIMA Audio A3001 TPA3255 Subwoofer Amplifier 300W HIFI Speaker Amplifier Mono Sound Power Amplificador Class D Home Audio Amp
Aliexpress UK
Kicker 48PXA3001 Waterproof 500 Watt Dynamic Power Class D Tech Mono Subwoofer Amplifier with Remote and Wiring Install Kit. AMPLIFIER: Kicker 48PXA3001 Weatherproof Powersport Amplifier. Kicker 48PXA3001 Waterproof 500 Watt Dynamic Power Class D Tech Mono Subwoofer Amplifier.
eBay
AIYIMA A1001 100W Subwoofer Amplifier TPA3116 Power Amplifier Speaker Sound Amplificador Digital Class D Mono Home Audio AMP
Aliexpress UK
Ultra-Slim Space-Saving Design -- Experience powerful bass without sacrificing cabin space. Experience unmatched clarity and earth-shaking bass that transforms your car audio system. Encircling it is a brilliant 360° dynamic LED halo, setting a new standard for automotive audio aesthetics.
eBay
AIYIMA TPA3116 Subwoofer Amplifier Audio Board TPA3116D2 2.1 HiFi Amplificador USB DAC Bluetooth Power Amplifiers 2x50W+100W
Aliexpress UK
Audi Bose Subwoofer And Amplifier. Condition is "Used".
eBay
Nobsound M5.1 Digital Bluetooth Receiver 5.1 Channel Coaxial/Optical Home Theater Power Amp U-disk Subwoofer Amplifier
Aliexpress UK
eBay
ShennDare 4x2800W Audio Professional Power Amplifier 4 Channels 1U Subwoofer Amplifier Class D Line Array Speaker Preamplifier
Aliexpress UK
Feature: 1. MULTIFUNCTIONAL: Subwoofer speaker amplifier board is with the pre amplification, bass divider processing. Item Type: Subwoofer Speaker Amplifier Board. ANTI SHOCK : Digital sound amplifier board with boot anti shock design, boot no burst sound.
eBay
1500W Car Audio Speakers Wiring Kit 8GA 60AMP Subwoofer Amplifier AMP Wiring Fuse Holder Wire Cable Vehicle Modification Parts
Aliexpress UK
Speaker: Left and right channel 20 to 50W, 4 to 8Ω; subwoofer 20 to 100W, 3 to 8Ω. Output Power: Left and right channels ≤ 50W, subwoofer ≤ 100W. Number Of Channels: 2.1 channels (left channel and right channel and subwoofer).
eBay
Car Subwoofer Amplifiers Speaker 20~160Hz Frequency Ultra Slim Under-Seat Powered Subwoofer Horn 12V Universal
Aliexpress UK