Key Specifications 9Tones & Rhythms: 670 tones, 200 rhythms, and 305 music presets.Polyphony: 48-note max polyphony.Pitch Control: Pitch bend wheel (0 to 12 semitones).Special Features: 10-second audio sampling function, step-up lesson system, and scale editor.Storage & Connectivity: USB-MIDI port and SD memory card slot (up to 2GB).Power Supply: 6...