Rosewill RHB-220 - 4-Port USB 2.0 Hub Type: USB Standards: USB 2.0/1.1 Ports: 1 x Type-A Upstream, 4 x Type-A Downstream Transfer Rate: 1.5/12/480Mbps Operating System Supported: Win 98SE /Me / 2000 / XP / Vista / 7, Linux, MAC OS 8.6 or above/OS x. Dimensions: 1.61 x 1.61 x 0.46 Weight: 0.07 lbs. Temperature: Operating: 0 to 55 degree C Storage: 0 to 64 degree C
