Sky Tech® High Speed External Memory Card Reader USB 3.0 Hub Brand : SKY TECH Color : Silver About Sky Tech 7 in 1(10Gbps) USB 3.0 3.1 and 3 Ports Usb Hub Combo MS/ M2/ SD/ TF Card Reader compatible with Mac book/Pc/Laptop(7 in 1 combo card reader)   (1) All In One Multi-card Reader with 3 ports USB 3.0/3.1 hub Combo.  (2)With 3 USB 3.0/3.1 port with super speed 5 Gbps.  (3)With LED indication.  (4)With Fuse to protect all devices.  (5)Compliant with USB revision 2.0.  (6)With DC5V power jack.  (7)Low power consumption, suitable for Desktop and Notebook PC.  (8)Low power consumption, suitable for Desktop and Notebook PC.  (9)USB Connectors: A- type downstream X3, B-typw upstreamX1.  (10)Card Compatibility: MS,M2,SD,TF.  (11)Multi-function: 7-in-1, 3*USB 3.1 + MS/SD/M2/TF Card Reader, 7 Slots; Please noted the hub can read only one card at each time, 2 or more card cannot be read simultaneously.