StarTech.com 4-Port USB 3.0 SuperSpeed Hub - Portable Mini Multiport USB Travel Dock - USB Extender Black for Business PC/Mac, laptops (ST4300MINU3B) - Hub - 4 x SuperSpeed USB 3.0 - työpöytä malleihin P/N: FCREADMICRO3, MSDREADU3CA, USB3S2ESATA3