Is there a line in jack on the WK-3500? If you can't make styles with loop recording, it would be nice if the board had a line in jack so you could midi sync a drum machine to it, and run it through the onboard speakers.. I know the MZ-2000 had this option..

Squeak
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GEAR: Yamaha MOXF-6, Casio MZX-500, Roland Juno-Di, M-Audio Venom, Roland RS-70, Yamaha PSR S700, M-Audio Axiom Pro-61 (Midi Controller). SOFTWARE: Mixcraft-7, PowerTracks Pro Audio 2013, Beat Thang Virtual, Dimension Le.