USB Extension Hub with Multiple PortThis Aceele 6 in 1 USB hub 3.0 Splitter Equipped 3 USB Ports, 1 Micro USB Power Port and SD/TF Card Reader slots. (NOTE:Two card slots cannot be used at the same time). Multi USB expander for keyboard, mouse, webcam, speaker, USB stick, Printer and card reader. 5G High Speed Data TransferThe 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/Micro SD Card Reader 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. 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: Cannot be charged for Computers and other devices) SD/TF Card Reader slot