Casio Privia PX-S1100 88-key Stage Piano Features:

Powered by Casio's cutting-edge AiR sound engine
Stunning piano sounds with damper and string resonance, 192-note polyphony, and a total of 18 built-in Tones
Beautifully polished top-panel design with illuminated touch-sensor controls
Designed to work with the free Chordana Play for Piano iOS/Android app
Powerful stereo speaker system plus 2 headphone and 2x 1/4-inch outputs
Class-compliant USB port with no drivers or installation needed
88-note Smart Scaled Hammer Action Keyboard with simulated ebony/ivory key textures
Bluetooth audio via WU-BT10 USB adapter for playing along with your favorite songs
Duet mode splits the keys into two equal pitch ranges
Slim design that weighs less than 25 pounds
Optional 6 AA battery power (AC adapter included)
Does not include stand

Casio Privia PX-S1100 Digital Piano - Black