NEW OLD STOCK, New in Box , the box was unopened, I opened it to make sure there was no damage. Vintage CORVUS LK-600 Digital Echo Karaoke Amplifier Mixer w/ 2 Mics and 4 Tapes. Manuals and wiring are all there. The item “New Vintage CORVUS LK-600 Digital Echo Karaoke Amplifier Mixer with 2 Mics […]