Belkin USB 4-Port Hub with 6FT Cable/Power Supply Data Transfer Rate - 12 Mbps Network Ports Qty - 4 System Requirements - Windows 95 rev.B, 98, 2000, Mac OS 8.1 or higher System Requirements - Windows 95 rev.B, 98, 2000, Mac OS 8.1 or higher System Requirements - Windows 95 rev.B, 98, 2000, Mac OS 8.1 or higher