The set includes:
1) Motherboard with soldered elements (1 pc.) 2) Programmed processor (1 pc.) 3) Power button (1 pc.) 4) IR-diode (2 pc.) 5) RGB diode (1 pc.) 6) Battery slot (1 pc.) 7) Speaker (1 pc.) 8) Battery (1 pc.) 9) 5,1 Ohm resistor (for dynamics) (1 pc.) 10) Photosensor (TSOP) (1 pc.)