<ul> <li>Desk Grommet USB Hub:? Designed for an easy access to the ports of a PC on your desktop. You can mount the usb hub on the grommet hole, to make full use of space for desks. Desktop grommet USB hub innovatively mounts on the grommet hole,to make full use of space for desks, tables, counter tops. Desktop organizer and space-saving</li> <li>Tool-free Installation:? Plug and play and support hot plugging. In addition, the LED light can easily show its working status. Simple and easy to use, just follow the operation steps to put the hub into the table hole. And it can detach the cable hole so that the big plug of the data cable can be passed through, which is more user-friendly and practical design</li> <li>Fits 2.36" Standard Grommet Hole:? Only fit for 2.36"/60mm standard grommet hole. Note: Please make sure your desk hole diameter is 2.36" before purchasing</li> <li>High Speed USB Hub:? Using the USB hub to sync data at blazing speeds up to 5Gbps-fast enough to transfer an HD movie in seconds. and drive-free for Windows/Linux/for Mac OS system</li> <li>Universal Compatibility:? Universally compatible with desktop PC, laptop, for Mac, Tablet, Phone; Support Windows, for MacOS, Linux system and Phone, Pad,? and more</li> <li>Output interface: 3 Ports USB 3.0 and one 3.5mm audio port</li> </ul>