Alexa bluetooth amplifiers 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.

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.

Great Powerful Sound Quality The 12V3A audio Amplifier Fully upgraded design, the amplifier produces powerful and clear HiFi sound to suit your preferences. BT, TWS and AUX Inputs, 2.0 Channel Stereo AMP Board for Passive Speakers Only, Not Active Speakers, Password Free

& -- The improved professional compact bookshelf sound amplifier features clear, responsive buttons for track name mode power switcher. Knobs control for microphone volume, bass, treble and master volume. Included remote control allows you to enjoy different music and sounds on your sofa.

High Power Amplifier With TPA3116 chips The AK3116 audio amplifier features dual Texas Instruments TPA3116 chips, with a remarkably low total harmonic distortion (THD) of 0.04%. AK55 Amplifier offers you the maximum output power of 1000W, whose maximum power can be connected to a pair of speakers of approximately 8 inches.

This class d amplifier supports USB coaxial analog bluetooth and two optical inputs

Integrated DAB+ receiver and high performance tuner for FM MW LW; uninterrupted switching between DAB and FM (seamless blending) 13-band sound control (EQ) with digital runtime correction; variable button illumination

Bluetooth

EQ CONTROLS The stereo receiver with bluetooth audio component amplifiers features crisp, responsive buttons for mode controls & power ON OFF switch. This audio amplifier has rotary knob control for microphone volume, bass, treble, and master volume

Don't be fooled by the KAD-2BT's size,this compact unit is LOUD (delivering up to 55 watts per channel), packed with features and is incredible value at this price.

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)