Product type: Y-3068 Product interface: USB3.0 (USB2.0/1.1 X10 compatible)/SD interface Product features: Top USB3.0 chip Real high speed USB3.0 chip strong drive USB3.0 interface theory value theory of transmission rate of 5Gbps 3 port USB expansion support hot plug plug and play easy to use OTG interface mobile phone panel can be used HUB SD card functions support for SDHC/SDXC 5V/4A adapter power supply provide strong power Support overload voltage and instantaneous current protection function to protect the equipment and the HUB are connected by itself Free drive support Windows XP / Vista / Win 7 / 8 Mac with USB function