It seems like no computer has enough USB ports, but now you can add up to 4 additional devices without opening the case.  The BT402 provides ultra-reliable transmission when used with Certified USB 2.0 cables.  Our USB 2.0 hub includes power adapter, overload protection and warning LED indicator system.
 

Features:

• USB (Universal Serial Bus) Rev. 1.1 compliant (USB 1.1 devices can be connected to the hub)
   
• Supports high-speed, USB 2.0, 480Mbps, full-speed 12mbps and low-speed 1.5mbps operation
   
• Reliable transmission for 5-meter USB cable segments
   
• Includes power supply
   
• Warning LED indicator for faulty or dummy USB port status
   
• Protection from current overload
   
• Fully compatible with all USB devices

• Although, USB 2.0 Hubs support USB 1.1 devices they can NOT be connected to a USB 1.1 host controller. 
   

System Requirements:

Apple Computer

•  iMAC, G3, G4 or iBook with available USB port
   

PC

• IBM compatible 486DX4-100 MHz or higher
• Properly Configured, Available USB port
• Windows 98SE, Windows 2000

Package Contents

• 1 - BT402 Certified USB 2.0 4-Port Hub
• 1 - USB 2.0 A-B Device Cable
• 1 - AC Power Supply

Warranty

• One Year by Manufacturer

 

Note:  USB Hubs do NOT require Windows Drivers.  The drivers are supplied by the Operating System.  USB 2.0 hubs can NOT be connected to USB 1.1 ports.

Other web sellers charge $39.99 for this hub.  Buy it here for much less.