If you're in the market for a value and feature-packed arranger keyboard that won't break the bank the check out the Casio's WK6600 rocks 76 piano-style keys and a pitch bend wheel. This portable arranger gives you 700 sounds, 210 rhythms, and 100 DSP effects - plus a tone and rhythm editor. It's also got a 32-channel mixer, a 17-track sequencer, and an audio/mic input that lets you jam along with your favorite tunes. The WK6600 sports stereo speakers, and can be battery operated, for on-the-go creativity. The Casio WK6600 is a great value.