Bluetooth amplifiers 4 channel in comparison

Convenient Remote Control The included remote control allows you to enjoy different music and sounds on your couch. You can conveniently control bluetooth speaker amplifier at any angle and get rid of wires.

Authentic HIFI Stereo Amplifier With a master volume, a treble adjustment and a bass adjustment, analogically adjustable to control the amplifier. Reproduces the world of music in a real way, giving you true HIFI sound. Built-in transformer and US plug, the 2 channel Bluetooth 5.0 stereo amplifier receiver provides 300W x 2 P.M.P.O(Peak Music Power Output), which is is perfect for your karaoke and home theater acoustic sound system.

Compact Design for Versatile Use The amplifier's compact and robust design ensures durability and style, making it suitable for a wide range of audio systems in various settings, from home entertainment to outdoor adventures.

40W + 40W Audio Power Amplifier 40W + 40W Rated Power, 4-16 Impedance, Can Present Audio Signals to your Passive Speakers. Audio Amplifier for Low Distortion, Accurate Reproduction of Music, Perfect for Your Karaoke, Home Theater, Acoustic Sound System.

HiFi Stereo Amplifier --- This Stereo Digital HiFi Amplifier Delivers 40W + 40W Power, Perfect For 4-16 Ohm Passive Speakers. Ideal For Karaoke, Home Theater, Car, Or Boat Sound Systems(CE Certified)

Excellent design The A80 DCA amplifier is full of technology, a combination of fashion and retro, with an electronic UV display design, spectrum analyzer display, and 3 different display options, you can switch the mode you want. It can clearly display input status and volume and other information in real time, especially in scenes such as playing games, parties, etc., and enjoying classic songs, showing very good dynamic image effects.

Power 500 High Output Max x 4 @4-Ohms, 94 Watts RMS x 4 @4-Ohms

OPTISOUND Advanced OEM integration

Stereo Amplifier This AK45 Bluetooth amplifier is compact but packs a lot of punches! Provides 2.0 channel stereo with rated power of 40W+40W. Effectively improve the audio quality, providing clear and smooth sound without impurities. Wireless Bluetooth, easy to connect smart phones, tablets and other Bluetooth devices. Let you enjoy high quality music.

400W+400W Hifi Amplifier -- AK-390 audio power amplifier, offer 400W+400W peak power and 40W+40W rated power, advanced circuitry design, built-in bluetooth 5.0 core and YD7377 chip, no pop, no audible noise when Bluetooth connection is established, designed for the customers who pursue HiFi sound.

7900W high-power car amplifier can effectively improve the sound quality of car audio and bring a nice experience to users.

Compact and versatile amplifier The Roxel MINI wireless AMPLIFIER AMP-150BT is a compact and feature-rich amplifier that delivers powerful audio performance.