1 usb 3.0 pro hub rocketek multifunctional 4 memory adapter for micro sd/tf laptop

usb card reader 3, 0.0 bluetooth adapter 2.0 card reader. xqd. reader wifi.sd/tf usb 3.0 hub.usb keyboard adapter 600 mbps case memory description: the combination adapter allows the addition of usb 3.0 ports, and everyone has no problem. usb device: the micro-usb portal allows the micro-usb power supply to be plugged in to provide additional power for high-power peripherals such as external hard disks. it uses the usb port of power 3 and the micro-usb i cable. exclude. this will help eliminate