Overview
The Cateck USB 3.0 aluminum hub with 6 usb ports and sd/ tf card solts. Transfer at the speed of USB3.0, and with 5V/4A external power supply, can meet all your daily needs. It's a ideal choice for Mac, Mac Book Air, Mac Pro,Mac Book Pro, Mac Book, Mac Mini, PCs and Laptops.

Compatibility
①SDXC (up to 2TB), SDHC, SD,Micro SDXC, Micro SDHC , Micro SD;
②Backward compatible with USB 2.0 / 1.1;
③Please note: It can read both SD and TF cardsimultaneously.

System Requirements
-Windows XP / Vista / 7 / 8/10, Mac O S 9.1 and above.
-Mac O S X Lion 10.7.4 users should upgrade to Mountain Lion 10.8.2 or later to avoid unstable connections.

Package contents
①Cateck 6 Port USB 3.0 Hub with SD/ TF Card Reader Combo
②5V/4A High-Capacity Power Adapter
③2-foot USB 3.0 Cable
④User Manual

Note:
1. 2.4Ghz wireless devices, such as wireless keyboard and mouse adapters, may not work in close proximity to USB 3.0 devices or hubs. Connecting to a USB 2.0 port is recommended. 
2. This hub is not meant to serve as a stand-alone charger. It is not compatible with devices with irregular charging requirements. 
3. To ensure a stable connection, don't use this hub with high power consumption devices (those exceeding a combined current of 4 Amps among all ports) such as some large-capacity hard drives.