AK50 Stereo Audio Amplifier, 400-Watt Home Dual-Channel Bluetooth 5.0 Power Amplifier System, Home Amplifier with FM Radio, USB, Echo, Microphone, SD Card, Remote Control Home Theater Audio System

400W Powerful Output The AK50 Digital Audio Amplifier (upgraded version of the AK45 amplifier) features a comprehensively upgraded design with a peak power output of 400W + 400W and a rated power of 50W + 50W. It introduces innovative functionality, supporting not only 4- to 16-inch passive speakers but also active subwoofers. Ideal for home karaoke, home theaters, and hi-fi audio systems, it fits perfectly in small apartments, bedrooms, offices, basements, and garages. Its compact design allows for easy installation on bookshelves or AV cabinets. Microphone Input/Output with Echo ControlEquipped with MIC input and output ports, featuring a dedicated echo adjustment knob, it's perfect for karaoke, broadcasting, or live presentations.

Easily connect to external speakers (active subwoofers) or recording devices for expanded functionality. Enhanced Bluetooth 5.0 - Wider & More Stable CoverageUtilizes advanced Bluetooth 5.0 technology for extended transmission range and faster pairing speeds. Delivers seamless wireless streaming up to 50 feet/15 meters (open area), offering greater flexibility in music control. USB/SD Card Plug-and-PlaySupports USB 2.0 flash drives and SD cards for direct MP3 playback. No phone or computer neededjust plug in and enjoy your music library instantly. Bass, Treble & Remote ControlFeatures dedicated knobs for independent control of bass, treble, master volume, mic volume, and echo, enabling full sound customization.

Includes a remote control for convenient audio adjustments from a distance. Versatile CompatibilityWorks seamlessly with phones, tablets, laptops, TVs, DVD players, and more. Ideal for home speakers, bookshelf speakers, gaming gear, car audio systems, outdoor garden sound, or small gatherings.