600 WATT KARAOKE MIXING AMPLIFIER. Professional Digital Echo with separate repeat and delay controls. 3 Microphone (1/4) input with individual volume controls and echo on/off switches. Mic Individual Bass/Mid/Treble controls. Source level output displays. Sub-woofer output, 2 sets of A/V/Video/ Input/ Output Jack. Digital Echo Sound Effect. Bass Control: +/-15dB(100Hz). Mid Control: +/-15dB(1KHz). Treble Control: […]