STANDARDS

• USB specification version 2.0
• USB specification version 1.1 1
• USB specification version 1.0
• OHCI (Open Host Controller Interface)
• EHCI (Enhanced Host Controller Interface)

WIRING TOPOLOGY

• Tiered Star

CONNECTIVITY

• Up to 127 devices by cascading multiple hubs

COMPATIBLE OPERATING SYSTEMS

• USB 2.0 Speed
• Mac OS X 10.4.6 with USB 2.0 support
• Microsoft Windows XP/Vista/7 with USB 2.0 support
• USB 1.x Speed
• Mac OS 10.4.6 or above with USB 1.x support
• Microsoft Windows XP/Vista/7 with USB 1.x support

INTERFACES

• 1 upstream USB Type A (male) plug
• 4 downstream USB Type A (female) ports

MINIMUM SYSTEM REQUIREMENTS

• For USB 1.1 Performance
• Windows XP/Vista/7 with USB 1.1 support
• Mac OS X 10.4.6 with USB 1.1 support
• For USB 2.0 Performance
• Windows XP/Vista/7 with USB 2.0 support
• Mac OS X 10.4.6 and above with USB 2.0 support