type1                            type2

type3
--2.0 Desktop with your desktop， notebook perfect match
- Magnetically shielded 3.5mm audio interface， with your 5VUSB adapter， laptop， desktop computers， mobile phones and ipad / Apple Apple products and good partners
--USB Interface， power supply， plug and play
--RoHS International environmental certification， highlighting the maker style
- Speaker Weight: 350g
- Product Size: 130 * 130 * 130mm
- Box size: 140 * 140 * 140mm
--USB Cable， audio cable， a length of about 1.2 meters