AK50 Stereo Audio Amplifier, 2 Channel 400W Bluetooth 5.0 Home Audio Stereo Receiver with FM, Echo, AUX, USB, SD, MIC Inputs, Power Amplifier for Passive Speakers and Active subwoofer

**400W Powerful Output** This AK50 Digital Audio Amplifier (an upgraded version of the AK45 amplifier) boasts a fully enhanced design with 400W+400W peak power and 50W+50W rated power. It incorporates an innovative feature, supporting not only 4-16 inch passive speakers but also active subwoofers. Excellent for home karaoke, home theaters, and HiFi sound systems, it is well-suited for small apartments, bedrooms, offices, basements, and garages. Its space-saving design fits neatly into bookshelves or A/V cabinets. **Mic Input & Output with Echo Control** Fitted with both MIC input and MIC output ports, plus a dedicated Echo adjustment knob, making it great for karaoke, announcements, or live speaking.

Easily connect to an external speaker (Active subwoofer) or recording device for broader application. **Enhanced Bluetooth 5.0 Wider & More Stable Range** Incorporates advanced Bluetooth 5.0 technology with increased transmission range and quicker pairing. Delivers smooth wireless streaming up to 50ft/15m (open area), providing more flexible music control. **USB/SD Card Plug & Play** Accommodates USB 2.0 flash drives and SD cards for direct MP3 playback. No phone or PC is required just plug in and enjoy your music collection immediately. **Bass, Treble & Remote Control** Features separate knobs for Bass, Treble, Master Volume, Mic Volume, and Echo, enabling complete sound customization.

Comes with a remote control for easy audio adjustments from across the room. **Wide Compatibility for Multiple Scenarios** Works with mobile phones, tablets, laptops, TVs, DVD players, and more. Suitable for home speakers, bookshelf speakers, gaming setups, car audio systems, outdoor garden speakers, or small party use