Description 1 It can support many people to sing at the same time Let you and your friends enjoy the fun of singing 2 Full function infrared control convenient man machine dialogue make its function operation simple and easy to understand let you do whatever you want 3 Wireless bluetooth easy to connect smart phones tablet computers and other bluetooth devices USB interface that is broadcast and use and enjoy high quality music 4 This machine has a USB interface and a built in MP3 pointer is used to download the music you like to the disk and insert it into the machine and instantly plug and play without waiting 5 The main volume the high tone adjustment and the bass adjustment are all adjusted by the analog components to upgrade the mini mixer allowing you to play the music world and give you the real HIFI sound effect Feature Rated Power80W 80WPeak Power300W 300WStandard Impedance4 16 ohmsFrequency Response20KH 20KHZ 3DB Signal to noise Ratio 90DB A Power Total Harmonic Distortion 0 5 Normal Working Conditions Signal Input Sensitivity200MV 30MV MIC Input Sensitivity9MV 2MV Recording Level Output1VAuxiliary Level Output1VUse Of Voltage220V 240V 50 60HZ 12V DC Package Included 1 X Home Car Amplifier 1 X Remote Control1 X Users Manual