Q ACOUSTICS
Q ACOUSTICS Q B12 Subwoofer Carbon Black - Featuring Infinite Baffle Enclosure, 12 Inch Driver, 220-watt Class D Amplifier, 50mm Voice Coil - Active Subwoofer for Hi Fi Music Systems
Audioengine
Audioengine S8 Powered Subwoofer Speaker - 250W 8-inch Home Subwoofer with Built-in Amplifier (Black)
Fosi Audio
Fosi Audio BT20A Pro Bluetooth Amplifier Hifi, 300W x2 Mini Stereo Amplifier with TPA3255 Chips, Replaceable Op-Amps, Bass and Treble Control, Class D Amp 2.0 Channel for Home Audio Outdoor Speakers
Moukey
Stereo Power Audio Amplifier 220W Bluetooth 5.0, Moukey 2.0 Channel Stereo Audio Receiver with USB, SD, AUX, RCA, MIC in with Echo, Radio, LED for Home Theater Speakers, Studio, MAMP1
AOSHIDA
SMSL AO300 Home DAC Amp, CS43131 & MA5332MS, 165W*2 Power Amp, BT/USB/OPT/COAX/HDMI(ARC)/RCA to Speaker/Subwoofer DAC Amplifier with 4.4mm/6.35mm Headphone Output, MQA DAC Amplifier (Black)
Polk Audio
Polk Audio MXT12 Active Subwoofer, Powerful 12 Inch Subwoofer with 100 Watt Class AB Amplifier, Bass Box, Home Cinema and Music, Black
Fosi Audio
Fosi Audio BT30D Pro Mini Bluetooth Amplifier Hifi, 2.1 Channel Subwoofer Amp, with TPA3255 Chips 165W x2+350W and Bass Treble Controls, for Home Desktop Outdoor Bookshelf Speakers Subwoofers
Sennheiser
SENNHEISER AMBEO Sub for TV and Music - UK Plug - Immersive 3D Surround Sound - Thundering Deep Bass down to 27 Hz - 8" Subwoofer with a 350W Class D Amplifier - Compatible with AMBEO Soundbar family
Fosi Audio
Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier 2.1 Channel Mini Hi-Fi Class D Integrated Amp 50 Watt x2+100 Watt for Passive Speakers/Subwoofer Powered Subwoofer