Yamaha YPT420 PAK 61-Key Portable Keyboard Number of Voices - 504 (116 Panel Voices + 361 XGlite Voices + 12 Drum/SFX Kits + 15 Arpeggio Voices) Up to 32 note polyphony Yamaha Education Suite teaches new players with easy, progressive, and intuitive lessons MIDI and USB connectivity Built-in recording