PK-200B  88 full-size, semi-weighted or hammer-action keys.
Sound Engine: 128-note polyphony, 128-200+ tones, 128-160 rhythms, and 80+ demo songs. 

Included Accessories: Sustain pedal (often with polarity switch), DC5V power supply, and a detachable music sheet holder.
Connectivity: USB MIDI, Bluetooth 5.0 (for app/audio), 3.5mm headphone jack, and microphone input.
Power: Rechargeable lithium battery or DC adapter.
Dimensions: Approximately 
50 inches in length, 
11 inches in depth, and 
 4.5 inches in height.
Build: ABS plastic with built-in dual speakers