Selling: A full-size Yamaha keyboard and arranger workstation with USB audio recording, 128-note polyphony, and playback of MP3 files.Features:Super articulation voicesSounds from the legendary Tyros3Microphone input with 3-part vocal harmonyMP3 playbackColor screen128-note polyphony16-track sequencerAudio recorderInternet direct connect and USB connectivityDozens of effects