Netdefend Security Firewall Desktop Chassis 61 regular-size touch-sensitive keys and 32-note polyphony Yamaha's highly acclaimed Sweet! and Cool! Voices deliver incredibly natural and dynamic sound. Use the Pitch Bend wheel, and hear these Voices--especially the Sax and Trumpet--truly come alive! Voices reproduce the subtlest shades of the original sound of electric instruments. Voices provide delicate nuances. Number of Voices 116 + 361 XGlite + 12 Drum/SFX Kits + 15 Arpeggio Two assignable knobs on the panel give you flexible, powerful real-time control of filter (Voice or Style), effect settings, sound envelope (Attack and Release) and style tempo. Arpeggio Tap into instant musical inspiration with the Arpeggio function! It provides 50 different Arpeggio types that automatically generate useful patterns and phrases that change depending on the notes and chords you play. You want to play music in your favorite style, but you're not sure how to select the best voice and style for the type of music you want to play. simply select the appropriate style from the Music Database. The panel settings will automatically be adjusted for the ideal combination of sounds and style!