Karaoke USA GP978 Professional DVD/CDG/MP3G Karaoke Player with 7" Color TFT Display Telescopic Handle for Trolley with Rollers 7" TFT color Screen Record Voice and Music mix and Instant Playback 100 Watts power output (RMS) 2 Professional Microphones with 4 Microphone Inputs and Two speakers-8inch Full Range (160 Watt Peak) Plus 3inch Tweeter (20 Watt Peak) Please refer the User Manual before use.