<p>Bluetooth 5.0 Everything is in place Bluetooth 5.0 technology lower power consumption compared to Bluetooth 4.2</p> <p>Rejects bottom noise AC interference I the buzzing noise of flies</p> <p>Digital display Reduces damage and lasts longer Intuitive display of operating mode, playback time, broadcast frequency, etc.</p> <p>USB\/TF card playback Use U disk \/TF card, you can download the songs you want and DJ dance music playback, support a variety of audio formats</p> <p>TF card port No card holder required Copy MP3 audio files to a U-disk or TF memory card inserted into the correspondinginterface of the amplifier can , convenient and fast!</p> <p>Rated voltage: DC12V</p> <p>Rated power: 30WX2</p> <p>Rated frequency: 20Hz-20KHz</p> <p>Distortion rate: 0.01%</p> <p>Impedance: 4-8\u03A9</p> <p>Power amplifier type: expansion amplifier</p> <p>Interface type: USB, TFCard</p> <p>Reception method: BT, FM</p> <p>Colour:Black</p> <p>Material:aluminum</p> <p>Package Contents:</p> <p>1 x Host</p> <p>1 x Remote control (built-in CR2025 battery)</p> <p>1 x English manual</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>