iDJ2
The iDJ2 is a iPod docking system that allows users to play two songs simultaneously from a single iPod, without the need of a computer. In addition to USB connectivity, the iDJ2 comes complete with line inputs for any audio source including a microphone, CD players and turntables. Featuring pitch control, a large backlit display with revolutionary user interface, the ability to scratch music, real-time visuals (including Track Profiles and Waveforms), the iDJ2 is a great gift for all music lovers.
Available from Zzounds for $600.