Update Version Audio Amplifier S288 is a unique amplifier launched in 2023, using compact design, the control panel eliminates the traditional design of separate power button, treble button and bass button, the exquisite compact design is reflected in the 2-in-1 treble and bass button design, and the perfect combination of power and volume control buttons, What's more, S288 is equipped with a rhythm light that changes with the beat of the music, making the jumping notes even more beautiful.4.0 Channel HiFi Amplifier Receiver4.0 Channel S288 digital amplifier receiver can connect 4 x passive speakers, provides 40Wx4 rated power and 150WX4 Max output, with powerful audio processing chip, distortion rate ≤0.5%, strong anti-interference ability, shielding power inductance, HiFi sound effects, Let S288 become your best companion on your music journey and explore the secrets hidden within the music.Multiple Input & Multipurpose This home audio power amplifier, with Bluetooth, RCA, AUX, USB input, built-in Bluetooth 5.0 chip, smartphone connection more convenient. RCA input, audio from external devices, such as CD, DVD, TV, PC, computers, tablets, notebooks, phones, MP3, and projectors with AV audio etc., mini size, great for indoor/outdoor,party, car,teaching use.With Mic & FM Function The home audio amplifier receiver with Microphone input jack, you can sing karaoke with families or friends at home, Besides,The audio amp with FM Function, FM mode can set up more than 30 stations.Mini Size & Easy to Use The size of S288 bluetooth audio amplifier is 7.1 x 4.1 x 1.7inch, mini size easy to carry. S288 Power amplifier with remote control for distant audio adjustments, support U-disk and memory card reading, plug and play.