The PSR730 features over 700 Yamaha XG voices with 64-note polyphony, custom accompaniment and multiple effects. Built-in equalizer, modulation wheel, 16-track sequencer . Plus direct computer and MIDI connections. If you can imagine it, you can make it happen with the PSR730.Breakthrough Yamaha XG technology extends General MIDI standards with hundreds of additional voices, plus voice editing, digital effects and other advanced features.Choose from 215 panel voices and 12 complete drum kits, plus an additional 480 XG voices. Voice Set can automatically set optimal parameters for each panel voice to help you sound your best.The PSR730 can reproduce up to 64 simultaneous tones - highest in its class - Get exactly the sound you want with the PSR730's internal equalizer.