CTK-1500K2

61 keys - 5 Octave & 32 Maximum Polyphony 120 Tones:, 70 built-in rhythms, 50 Dance Music rhythms & 100 (Song Bank)Inputs/Output : Speakers: 2W + 2W / Easy-to-read display (LCD) & External power (9.5V DC - AD-E95100L) & Headphones/output (standard stereo jack)Connection to APP / Dance mode / Lesson Function : Step Up Lesson / Phrases / Lesson Part select / Performance evaluation /Voice fingering guideIncluded Accessories: music stand