Yamaha P-105 Digital Piano Bundle with Gearlux Padded Bench, Gearlux Double-Braced Stand, Austin Bazaar Instructional DVD, and Austin Bazaar Polishing Cloth - Black Graded Hammer Standard (GHS) Keyboard with 88 Keys Tone-Generating Technology with Pure CF Sound Engine Recording Function with 100KB Data Capacity 10 Different Built-In Rhythms 128-Note Polyphony