... USB 2.0, *USB expansion for portable use *Customized logo new USB HUB 21: with 4port2: plug-and-play,Driver is ... not required3: New design,good for promotion4: Chinese Factory price .5: Delievry time ... -colored products(white,silver,etc.)Delivery InfoStandard Delivery TimePlan about 3-5 days for pre-sample making, quantity less then 500 ...