【4ft Extended Long Cable】 This desktop usb hub have 4ft long cable cord for your usb male port plug in desktop computer and the hub can be placed on the desk, easy access to your usb device. Plug and Play, no additional power supply needed. Our usb hub splitter compatible with Windows 10/8/8.1/7 / Vista / XP and Mac OS X, Linux, Chrome OS and etc. 【SD/TF Card Reader slots】With the high capacity USB memory card reader, built-in SD and TF slots easily access files from universal SD card and Micro SD card. With the highest speed up to 5Gbps, it is easy to transfer photos shooting or videos by your camera from cards to the laptop in seconds. The USB hub 3.0 each port has built-in overcurrent protection. This protects the connected device from damage caused by short circuits. (Note: Micro SD and SD card cannot use to read data at the same time!). 【The New Micro USB Charging port】 High-speed transfer of large-capacity data easily leads to insufficient power supply to the hub and slows down the transfer speed. Use the micro USB charging port to ensure transfer stability. (Note：Computers and other devices cannot be charged). 【High Speed Data Transfer】The USB expansion hub has faster performance, high-speed data transfer up to 5 Gbps, and supports the transfer of large amounts of data in seconds. Both SD/TF Card Slots and USB Ports supports data transfer rates up to 5Gbps, 10 times faster than others card reader 480Mps transfer speed. Also backwards compatible with USB 2.0/1.1/1.0. 【USB Extension Hub with Multiple Port】This Aceele 6 in 1 USB hub Equipped 3 USB Ports, 1 Micro USB Power Port and TF/SD Memory Card slots(Two card slots cannot be used at the same time). Multi USB expander for keyboard, mouse, webcam, speaker, USB stick, Printer and card reader.