Core SpecificationsKeybed: 88-keys with Graded Hammer Standard (GHS) and initial touch for realistic acoustic piano weight.Sound Engines: Combines three engines: AWM2 (for realistic instruments), FM-X (8-operator frequency modulation), and AN-X (analog modeling).Polyphony: 268 notes total (128 AWM2, 128 FM-X, 12 AN-X).Memory: 10.7 GB of AWM2 preset waveform memory and 1.9 GB of user flash memory.Interface & Controls: 7-inch TFT color touchscreen, the iconic Super Knob, dedicated scene/part buttons, and multiple physical faders/knobs.Connectivity: USB MIDI 2.0 and built-in 10-out/4-in USB audio interface.Weight: 13.6 kg (29 lbs 15 oz), making it remarkably lightweight and portable for an 88-key board