black box IC147A-R3 
型号:IC147A-R3 
产品描述:
Further Details : Backward-compatible with USB 1.1 devices 
Compatible with WINOOWs? 98/Me/XP and WINOOWs 2000. Also  with 
Mac? OS 8.6 or higher.
Independent downstream ports support data transfer rates of 1.5, 12, and
 480 Mbps.
Includes (1) USB mini Type B male to USB Type A male cable.
Also  in a 7-port model.

Connect up to four peripheral devices, such  scanners, digital cameras,
 and removable drives, to one host computer with this 4-port USB 2.0 hub.

Universal Serial Bus (USB) technology  require any IRQs, so you can
 attach more peripheral devices to the system, thus eliminating IRQ 
conflicts. Because many older computers don't USB connectors onboard
 and most newer computers come with only one or two USB ports, USB hubs 
are used to connect additional USB peripherals.

The USB 2.0 Hub, 4-Port   with the USB 2.0 standard and provides
 data transfer rates of up to 480 Mbps. It's faster, more efficient, 
and more capable than its predecessor, USB 1.1. Also, it's backward ,
  you don’t lose your prior investment in USB 1.1 peripherals.
This product works with:
? USB Version 2.0 Cables (USB05)
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