... usb hub combo card reader driver 1.ROHS,CE , FCC 2.OEM 3.Customized Package 4.High speed Free sample micro usb ... hub combo card reader driver Specification:1. USB2.0 HUB 2 ... camera,keyboard, Mouse, display, U disk,4. USB bus power Supply ,No external power supply required5. ... when connecting a power hungry device. This USB 2.0 device is backwards compatible so that ...