200W Digital Key Control DVD/CDG/CD/System. Combine our ever popular Side-firing Six-speaker cabinet design a Twin-Toroid power amplifier and our state-of-the-art Progressive Scan DVD player and you have the IDOL! . Twin Toriod Transformer for powerful vocal performances. Supports DVD CD+G VCD MP3 HDCD Photo-CD CD CD-R and CD-RW Formats . 9-step Digital Key Controller changes the key of the music without changing the tempo (half-steps) . Professional Digital Echo with Individual Repeat and Delay controls to provide clear and professional sounding vocals . 4 Microphone Inputs with 2 Individual Controls . On-board Video Switching with 3 sets of Audio/Video Inputs 2 sets of Audio Outputs and 1 Video Output . Progressive Scan Playback for HDTVs and Computer Monitors . AC-3 Decoder DTS Decoder 5.1 Output . Digital Output (Coaxial and Optical) . S-Video Output