1. Material: silicone, ABS, electronic components 2. Power source: the power cord is connected to the power source 3. Dimensions: 41 x 32 cm 4. Packing: color box 5. Scientific sound cavity sound, heavy bass surround 6. Food grade silicone drum, healthy and safe 7. Support DTX games 8. Soft silicone material, can be folded, light and convenient to travel
