USB Specification v.1.0/1.1/2.0/3.0 compatible (data transfer rate at 1.5/12/480 Mbps/5 Gpbs)
Four (4) SuperSpeed USB 3.0 downstream ports
One (1) SuperSpeed USB 3.0 upstream port
Supports self-powered mode
Auto detect speed and connection of devices
USB supports up to 127 devices in peer-to-peer configuration
SuperSpeed USB 3.0 is fully compatible with original USB systems, peripherals, and cables
Fully Plug-N-Play compatible
Supports Windows? XP/Server 2003/Vista/Server 2008/Windows 7/Linux & Mac OS (*1)(*2)


PC with 512 MB of RAM and 1GHz or faster processor
One (1) available USB 3.0 port
Windows' XP/Server 2003/Vista/Server 2008/Windows 7 or Linux (*2)


Power Mac G3/G4/G5/Mac Pro series with Mac OS 10.3.9 or later (*1)
iBook/MacBook or PowerBook/MacBook Pro/MacBook Air series with Mac OS 10.3.9 or later (*1)
One (1) available USB port (*1)
*1 USB 1.x supports for Mac OS 8.6-9.x, USB 2.0 supports for Mac OS X or higher, current Mac OS 10.x.x does not support USB 3.0 yet; so, you will only run at USB 2.0 speed in Mac OS X or higher now
*2 Supports both 32-bit & 64-bit OSes
**To achieve the maximum throughput, the PCI-Express slot must be version 2.0 or higher. Performance per port may decrease if both ports are transferring data simultaneously due to limited throughput of the PCI-Express slot.


Order Number# IO-HU433
UPC Barcode# 652795784353


One (1) 4-Port USB External Hub
One (1) USB 3.0 cable (male Type-A to male Type-B) (4.5-ft)
One (1) AC power adapter