54 full size keys. 100 sounds. 8 demonstration songs. 46 level tempo control. 16 grade adjustable volume. LED digital display. Single finger/fingered chord/sync/fill-in. Sustain/vibrato. Rhythm programming/record/playback. Guide mode/one-key function. External microphone/speaker output (L/R). Power adaptor DC9V AC240V - included, or can be operated by 6 x D (1.5V) batteries (not supplied). Size (H)9.6, (W)32.3, (D)83.5cm. Weight 4kg.