Bontempi Drum Set - 7 Piece SetDrum set with electronic DJ keyboard, microphone and stool Drum set: bass drum 270 mm with pedal 2 side drums 180 mm 2 side drums 140 mm 1 Cymbal 190 mm 1 Cymbal 140 mm 2 drumsticks Supplied with stool Electronic keyboard: 8 keys Polyphony: 4 note 2 Sounds 8 Drum rhythms 8 Rhythms with arrangement 8 Demosongs Okon (one key one note function) 10 Rhythmic lights Adjust general volume Drums volume Arranger volume Scratch pad with 4 sound effects 3 guitar