... .1/2.0 is optional 3, for promotional gift 4, Support OEM 5, accept CE,RoSH About us:OEM is highly welcome and appreciated7 USB 2.0 ... by UPS,EMS,DHL,TNT, or by air 6).Service:Best after sales service to ensure satisfication from customers.7).Delivery:Goods will ... or other business purposes, but we kindly ask you to pay for samples and the freight. USB 2.0 7-Port Compact Hub w/ AC Adapter