USB 2.0 4 Port Powered Hub The USB2-222 is a 4 Port USB 2.0 Compliant Hub allows up to 4 USB 1.1 or 2.0 Devices to be connected to you computer. It supports the High Speed transmission rate of up to 4 more→80 Mbps and is fully backward compatible with USB revision 1.1 devices. The USB2-222 makes an excellent solution for those wanting to maximise the USB intake of their PC.Specification 4 USB 2.0 Ports up to 100mA per port or up to 500mA (with power adapter) Supports over current protection on each port. Provides 4 Type A Female and 1 Type B Female Connectors. Supports High-Speed (480 Mbps) Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps) Compliant with USB specification Revision 2.0. Chains up to