In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. VocoPro's Duet has become the party favorite for Karaoke amateurs and enthusiasts! Its top-loading CD+G player plays the hottest CD+Graphics discs, displays formatted lyrics when connected to a TV monitor and has a dual cassette deck that can be used to record your own demos from CDGs or cassettes. It also features a twelve-step digital key change controller to raise or lower the key of any song, in half step increments, without changing the tempo of the music.