Suitable for connecting the CD, radio, DVD, host, amplifier, of the original car. High quality Car 4 Channel High to Low Audio Converter. Used to convert high audio signal of the speaker to low frequency.
eBay
ST-838 HiFi 2.1 Channel Power Amplifier Stereo Bass Sound Amp RMS 80W*2 Class D Mini Media Player MP3 Car Black Home Amplify
Aliexpress UK
G4 can be used as full frequency amp or subwoofer amp with the B/M switch to connect different speakers, and with 3.5mm AUX and RCA input to compatible with different audio devices. 2PCS G4 can be used to drive left and right channel independently to avoid mutual interference.
eBay
AK35 800W Home Car Amplifiers 2 Channel bluetooth 5.0 Surround Sound FM USB Remote Control Mini HIFI Digital Amplifier Stereo
Aliexpress UK
4 gauge power and ground wiring is required for installation. 4-Channel RAZOR Series Full Range Class D Car Amplifier. 3-way protection circuitry (thermal, overload, and speaker short protection). Bridgeable Amplifier.
eBay
HiFi Digital AK35 Bluetooth Amplifiers MP3 Channel 2.0 Sound AMP Support 110V-240V for Home Car FM USB Remote Control
Aliexpress UK
Electronic Equalizer. LED System Protection Circuitry Diagnostics. Type: Amplifier. Amp Total Channels: 4. Amp Speaker Level Audio Inputs: Yes. Amp Max Power (watts): 2000. High Level Inputs. Amp Class: Class A/B.
eBay
AK35 800W Home Power Amplifier 2 Channel Bluetooth 5.0 Surround Sound FM USB Remote Control Mini HIFI Digital Stereo Amplifier s
Aliexpress UK
Upgrade your in-car audio with this4-channel Class A/B amplifier designed for Android car player systems. 🔊 4-Channel Class A/B Car Amplifier – 4×80W RMS DSP for Android Car Player. ⚡Amplifier Class: Class A/B.
eBay
12V220V HiFi Digital Bluetooth Amplify Channel Surround Sound Amplifiers Home Plug-in Car Onboard Professional Amplifier
Aliexpress UK
1000 WATT PEAK POWER: Donner stereo receiver provides a 1000W peak power (25W × 4 RMS power) and simplified appearance to level up your audio experience. Size 1000W. 4 Channel 1000W Peak Power. A professional integrated indoor stereo receiver is designed as an independent 4-channel output, and the maximum load power can reach 1000W.
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Nobsound M1PRO Bluetooth 5.0 Power Amplifier 320W Stereo 2.0 Channel Subwoofer Amp Treble Bass Adjust USB Lossless Music Player
Aliexpress UK
The PH04 is a 4-channel high power stereo amplifier. 4-Channel stereo headphone amplifier. Or if everyone in a group wants to listen to the playback. You need a monitor distribution system. Due to the impact of monitor brightness,light brightness and other factors.
eBay
High power amplifier home car Bluetooth professional sound system karaoke high-quality sound 5.0 channel bass amplifier
Aliexpress UK
RECOIL DII400.4 Ultra Compact Full Range Class-D 4-Channel Car Audio Amplifier, Max 800 Watts, 2-4 Ohm Stable, Bridgeable. Class D 4-Channel Amplifier, 800 Watts Max Power, RMS 100 Watts x 4@2 Ohm; RMS 60 Watts x 4@4Ohm; RMS (Bridged): 200 Watts x 2@4Ohm.
eBay
Upgrade AK35 HiFi Digital Bluetooth Amplifiers MP3 Channel 2.0 Sound AMP Support 110V-240V for Home Car FM USB Remote Control
Aliexpress UK