Casio PX-400R Privia Digital Piano with 88 Full-Size Keys and Grand Piano Touch (Stand Included) 256 on-board sounds, 120 auto-accompaniment rhythms; 32-note polyphony Four reverb and four chorus effects; damper and soft/sostenuto pedal jacks Connect effortlessly to your computer via USB port Microphone input with echo and adjustable volume 88-key digital piano with hammer mechanics for a realistic piano feel