Standards: USB 2.0/1.1, OHCI (Open Host Controller Interface), EHCI (Enhanced Host Controller Interface)
Ports: One Upstream USB Type B Receptacle, Seven Downstream USB Type A Receptacle
Connectivity: Upto 127 Devices by Cascading Multiple Hubs
Wiring Topology: Tiered Star
Diagnostic LEDs: Self-powered (Red on self-power), Port Status (Green, per port)
Temperature: Operating: -4 to 158F, Storage: -40 to 158F
Humidity: Operating: 25% ~ 95% Non-condensing, Non-operating: 25% ~ 95% 2 - 3% Non-condensing
Compliance: CE, FCC Class B
Dimensions: (WxDxH):4.03 x2.44 x 1.09
Weight: 0.19 lbs.
Minimum System Requirements:
Windows Vista, Windows XP SP2, or Windows 2000 SP4
Mac OS X 10.4 or Higher

Specifications

Cables To Go 6-Foot Male A/B USB 2.0 Cable     Cable Type:  USB A / B     Cable Connector A:  USB A Male     Cable Connector B:  USB B Male     Cable Length (Feet):  6.0 ft     Fiber Size:  N/A     Connector Material:  N/A     Cable Conductor Material:  N/A     Shielded:  N/A     Cable Jacket Material:  N/A     Cable Color:  White     Type:  USB 2.0 Cables     Cable Connector A:  USB A-Male     Length:  6.0'     Cable Connector B:  USB B-Male     Color:  White