Yamaha DGX650B 88-Key Digital Piano Bundle with Knox Padded Bench, Dust Cover, JVC Headphones, Focus on Piano (Book/CD) & FastTrack Keyboard DVD &hellip; 88-note, weighted GHS action: Heavier touch in the low end and lighter in the highs, just like an acoustic piano. 128-note polyphony: Provides enough horsepower for a dropout-free performance while layering two Voices and playing two-handed, sustained chords. AUX line input: Connect any device with a line output like mobile devices, computers, mixers or even another keyboard and hear it through the internal speakers. PureCF-sampled piano: Sampled from Yamaha's acclaimed CFIIIS concert grand, no other digital piano brand at this price delivers recordings from such a high-end instrument. Kit Includes Knox Padded Bench, Stereo Headphones, Keyboard Dust Cover Focus on Piano Book-CD and FastTrack DVD