1. Adds 4 USB 2.0 Hi-Speed ports.2. Fully compliant With USB 2.0 Specification.3. Supports up to 127 Hi-speed Devices.4. Backwards Compatible with USB 1.1.5. Supports data transfer rete at 1.5/12/480Mb/s.6. Individual Port Over-Current Protection.7. Friendly&ergonomic designs, easily Protection.8. Provides up to 500mA to each port sufficient for diverse devices.9. Plug & Play installation.10. Supports Mac OS 8.6 or above.11. Size: (L)62×(W)56×(H)12mm

Cassette Design 4 Port USB HUB