Usually 3-5 Days. 45 Day Lowest Price - 100% Satisfaction Guarantee. The Wanderer II with its 80 watts per side of stereo power is a self-contained, Karaoke system from VocoPro that connects to any television or monitor so you can sing along with your favorite CD+G discs. And, the nineteen-step digital key controller changes the key of the music without changing the tempo so you can sing comfortably within your vocal range.