j5create's high-performance USB 3. 0 4-port Mini Hub allows for up to four USB 3. 0 devices to be connected simultaneously at a transmission speed of 5Gbps, while still providing connectivity and support for the older USB 2. 0 (480Mb/s) and 1. 1 (12Mb/s) devices. The JUH340 works with high-bandwidth Super Speed USB 3. 0 devices, such as external USB 3. 0 disk drives, high-resolution webcams, video surveillance cameras, digital video cameras, multi-channel audio and more. In addition, it supports fast charging for smart phone, tablet and iPad. Product Type - Mini Hub. High-resolution webcams, video surveillance cameras, digital video cameras, multi-channel audio and more. It supports fast charging for smart phone, tablet and iPad.