Used BBK amplifier, model: AV100 (bottom one show in pic). Multiple audio input options : including standard stereo inputs (VCD/DVD) and5.1-channel input (requires an external decoder).
eBay
MC-100B vacuum tube audio power amplifier tube power amplifier bile fever hiFi bile machine high power amplifier 110/220V 1PC
Aliexpress UK
Hi-Fi Stereo Audio Amplifier AK-170
eBay
Home Power Amplifier RMA 4.0 Bluetooth Bass Amp 4Ω-16Ω HIFI Digital Audio Amplifiers FM Amplifier HiFi Stereo Amplifier
Aliexpress UK
Good quality Alesis RA150 amplifier for Hi Fi studio use. Works well and has been looked after.
eBay
A1S Pure Class A Amplifier 20W Pure Class A Power Amplifier Home HIFI Fever Level Power Amplifier 4-8Q
Aliexpress UK
Opened Never Used.
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AK-170 Mini Pure Power Digital Amplifier 2.0 Channel Stereo Audio Power Amplifier DC 12V 2x200W HiFi Sound Amp for Home Theater
Aliexpress UK
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Nobsound A5 TPA3255 Stereo Amp HiFi Audio Class D Amplifier High-Pass Filter Home Power Desk Amp 300W with 32V/5A Power Supply
Aliexpress UK
2 Pieces Class A Power Amplifier. -Adapting IRF240 MOS module, to improve sound quality more outstanding. -Reasonable board wiring, beautiful, and the current sound is small. Color may be slightly different since different monitor.
eBay
Mini HIFI Vacuum Tube Power Amplifier 6N51 Vacuum Tube Bluetooth 5.3 STA540 Amplifier Chip 38W Output Home Power Amplifier
Aliexpress UK
2 Pieces Class A Power Amplifier. -Adapting IRF240 MOS module, to improve sound quality more outstanding. -Reasonable board wiring, beautiful, and the current sound is small. Color may be slightly different since different monitor.
eBay
Nobsound A5 TPA3255 Stereo Amp HiFi Audio Class D Amplifier High-Pass Filter Home Power Desk Amp 300W with 32V/5A Power Supply
Aliexpress UK
This car amplifier is a must-have for any Mercedes S W221 owner who wants to upgrade their sound system. With its sleek design and powerful output, this amplifier is perfect for delivering high-quality audio to your car's interior. The Harmon Kardon model ensures a premium sound experience that will leave you impressed. Whether you're a music enthusiast or a casual listener, this amplifier is sure to enhance your driving experience. Its compatibility with various devices and systems makes it a versatile choice for anyone looking to improve their car's sound quality. Invest in this car amplifier today and enjoy a superior audio experience on your next road trip.
eBay
T9.4 Master Power amplifier Hi-End 225W HiFi Stereo 2.0 Channel T9.4 X-Amp Power Amplifier 25W*2/8Ω;450W*2/4Ω
Aliexpress UK