VocoPro Karaoke System (PAPRO900) 450W + 450W RMS Power Output (4 ohms) 6 Channels (4 Mic/Line, 2 Stereo) Includes SDR-3 Recorder and One UHF Module and Microphone Dual-Mode Amplifier Can Output in Mono + Monitor or Stereo Modes Independent Tone, Level and Effect Controls on All Input Channels