Features: -It features four channels that can connect multiple speakers, providing powerful output for a fully immersive audio experience. -With Bluetooth connectivity, you can stream music from your phone, tablet or other Bluetooth-enabled device. In addition, you can also insert an SD card to play music stored on the card. -With FM radio function, you can listen to your favorite radio stations. USB function allows you to connect a USB device to play the music stored on it. -With volume control, bass and treble adjustment, it can enhance your listening experience and provide you with multiple options to enjoy your favorite music. -With colorful lights, it can bring dynamic audio-visual effects and add a pleasant atmosphere. .
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Kenwood KW-45.1 Reference Series Car Audio Amplifier 4-Channel 3000W Max Power High Performance Car Amplifier for Sound System
Aliexpress UK
Supporting wired 2 groups of stereo RCA and wireless Bluetooth 5.0 input, compatible with most common audio device such as phones, computers, TVs, MP3, TV, CD players etc. With U-disk input, it can be used as a digital music player, supporting MP3, WAV, APE, FLAC and WMA lossless formats. With 4 groups of speaker sockets output, they can output at the same time and each channel with independent volume control. Its max output power can reach 50W×4, and equipped with high-quality 24V/4.5A power supply, enough to drive most home speakers.
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FUHAM KS2500 Power Amplifier 2/4 Channel 8 Ohm 1200W Audio Amplifier Digital Amplifier Audio DJ Stage Performance
Aliexpress UK
Peak Output Power: 7800W. This 4-channel Amplifier Is 2-ohm Stable (4-ohm Bridged), High-level (horn) / Low-level (RCA) Input, Variable Electronic High-pass / Low-pass Crossover, Selectable 12dB Bass Boost EQ, Gain And Protection Circuitry For Impedance Overload, Horn Short Circuit, Thermal Overheating And DC Output.
eBay
Car Amplifier Car Audio Amplifier 7900W High Power Aluminum Alloy 12V 4 Channel Car Stereo Power Amplifier Black Power Amplifier
Aliexpress UK
Peak Output Power: 7800W. This 4-channel Amplifier Is 2-ohm Stable (4-ohm Bridged), High-level (horn) / Low-level (RCA) Input, Variable Electronic High-pass / Low-pass Crossover, Selectable 12dB Bass Boost EQ, Gain And Protection Circuitry For Impedance Overload, Horn Short Circuit, Thermal Overheating And DC Output.
eBay
Gooermi DZ1300 1U Digital Amplifier 4 Channel 4*2000W Power Amplifier Stereo Sound System Pro Audio Class D Amplifier For Stage
Aliexpress UK
【Bluetooth 5.0】 : The professional integrated indoor stereo receiver is equipped with the new updated 5.0 bluetooth. It will increase the stability, sound quality and use distance.
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Factory Car Audio System Car Amplifier 12V 4 Channel Class AB Audio Car Amplifier
Aliexpress UK
Unique output design and independent control: 4.0 channel can be divided into two groups of 2.0 channel outputs, and the volume of each group can be adjusted separately. And specailly design a low frequency output to connect active subwoofer, very convenient to build 2.0/2.1/4.0/4.1 channel system. Rated 45W × 4 output power: supporst speakers with 4-8 ohm impedance, easily to drive most home & car & boat speakers, can give your entertainment system a boost, with unrivaled sound superiority and lets you enjoy high quality amplified audio. Multiple audio inputs: besides Bluetooth 5.0/stereo RCA/3.5mm AUX inputs, which can be compatible with ipad, cellphone, MP3 player, CD player, dataplay, computer, decoder, etc. Also with USB(U-disk)/SD Card/MMC Card inputs, easily to enjoy high-quality lo.
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ShennDare Professional Digital Power Amplifier 2/4 Channel Stereo Output Audio Power Amplifier Audio Subwoofer Speaker System
Aliexpress UK
Massive 2000W Max Output – Experience booming sound with up to 250W x 4 @ 2 Ohms RMS or 460W x 2 @ 4 Ohms bridged, perfect for powering subs, mids, and highs with clarity and punch. Black Diamond Complete Car Audio Bundle - 4x 6.5" Mid-Bass + 2x Tweeters + Amp.
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Car Amplifier 12V, Car 4-channel 2000W, Car Amplifier K-1500.4, Four Channel Amplifier
Aliexpress UK
Class-D 4-Channel Amplifier, 2400 Watts Max Power, RMS 300 Watts x 4@2 Ohm; RMS 210 Watts x 4@4Ohm; RMS (Bridged): 610 Watts x 2@4Ohm; Peak Power: 600 Watts x 4@2Ohm. Highly efficient heatsinks keep the amplifier cool with a sophisticated new look.
eBay
Sennuopu X680 8 Channels DSP Automotive Sound for Car 4 Channel Amp Car Sound Amplifier Digital Audio Processor with Bluetooth
Aliexpress UK