Compatible with BMW E & F as well as G30 / G31 (pre-facelift) models. This amplifier features 6 channels with a power output of 70/105 Watts RMS at 4/2 ohm or 4 x 70/105 Watts RMS + 1 x 210 Watts RMS at 4 ohm when bridged.
eBay
HiFi Digital AK35 Bluetooth Amplifiers MP3 Channel 2.0 Sound AMP Support 110V-240V for Home Car FM USB Remote Control
Aliexpress UK
Dual TPA3116D2 HIFI Chip: ZK-1002T Bluetooth Amplifier Board Uses The Original Imported TPA3116D2 HIFI Amplifier Chip With Purepath Technology, Which Features Ultra-High Resolution, Ultra-Low Distortion And High Fidelity Sound Quality.
eBay
New Digital Bluetooth Amplifier 12V Home Car 2 Channel HIFI Sound Speaker FM Receiver Audio Amplificador Clase-AB AMP-A22U
Aliexpress UK
(Notice: The product needs to be connected to passive speakers to play audio. When there is no speaker connected, there will be a certain amount of wind noise, which is normal.). Bluetooth 5.0 】The professional integrated indoor stereo receiver is equipped with the new updated 5.0 bluetooth.
eBay
High Power Amplifier 2.0 Channel Audio Home Theater Amplifiers DC 12V 110V/220V Support FM SD USB Dual Mic Bluetooth Remote
Aliexpress UK
This kind of 2.1 channel audio amplifier provides you with stable and quick connection, which works with wide compatibility. 1x power amplifier module. (the case needs to assemble). This 2.1 channel power amplifier is easy to change, you can install and use it conveniently.
eBay
AK-280 Speaker Power Amp HiFi Bass Stereo Digital Amplifiers Audio 40W+40W Dual Channel Music Player Home Theater RCA AUX Input
Aliexpress UK
UPGRADED REMOTE : The remote of Moukey amplifier MAMP3 has been upgraded to a full-function one. Without the limitation of a single function, it can use the setting functions of treble/ midrange/ bass/ echo/Talkover in any input mode (BT, Aux, CD, USB, FM).
eBay
Fosi Audio Bluetooth Sound Power Amplifier 2.1 Channel Amp Audio Reciver for Speaker Subwoofer 165Wx2 +350W BT30D PRO
Aliexpress UK
It also has a jack for plugging your MP3, MP4, iPod or CD player. - Stereo sound and heavy bass output. 1 x Hi-Fi Stereo Amplifier(not include power adapter). Number of Channels: 2.1. Signal To Noise Ratio: 80dB.
eBay
AK35/G919H 1000W Home Car Power Amplifiers 2 Channel Bluetooth Surround Sound FM USB Remote Control Mini HIFI Digital Stereo Amp
Aliexpress UK
46CXA660.5T+AMPKIT4 5CH Amplifier w/ 4AWG Kit. 4AWG Complete Amplifier Kit. If you do not see the official KICKER Authorized Dealer seal, then it is not an Authorized Dealer. Authorized Online KICKER Dealer.
eBay
Amplifier speaker switcher one in and two out (two in and one out) Two 2 channel stereo audio amplifiers PK or selection
Aliexpress UK
Compatible with BMW E & F as well as G30 / G31 (pre-facelift) models. This amplifier features 6 channels with a power output of 70/105 Watts RMS at 4/2 ohm or 4 x 70/105 Watts RMS + 1 x 210 Watts RMS at 4 ohm when bridged.
eBay
Betagear 4X 3000W Subwoofer Amplifier Aduio Powerful Professional Amps Class D 4-Channel PFC 90V-270V Stable 2Ω 11000W Max
Aliexpress UK