The piano set includes a concert stool at the perfect height for comfortable operation. Little Virtuoso Dance Hall Piano: * 37 keys * 8 instrument choices * 8 rhythm choices * 8 background music choices * 15 built-in demo songs * Record and playback features * Metronome feature * Detachable microphone * Kids Grand Piano includes concert stool seat * Requires 3 AA batteries (not included) * Assembly required