Ethernet RJ-45
PS/2 x 2
PS/2 x 1
Serial RS-232 x 1
Serial RS-232 x 2
Printer Port (IEEE 1284)

USB Hub
USB Switch
Firewire Hub
USB/Firewire Hub

Up to 2 Ports
3 - 4 Ports
5 - 8 Ports
More than 8

LED Power Indicator
LED Data Indicator
Stackable

Desktop
Mini
Bay
Thumb

USB 2.0
USB 1.1
Firewire 400
Firewire 800

Up to 800 Mbps
Up to 480 Mbps
Up to 400 Mbps
Up to 12 Mbps

Self Powered (Power Adapter)
BUS Powered

Belkin
Digi
CTG
IOGear
Targus
SIIG
StarTech.com
ACCO Brands
Micro Innovations
Eforcity
Saitek
i-rocks
Speed
Innovera
Compucessory
CP International
Hewlett Packard
Offspring Technologies
Ziotek
Cables Unlimited
Toshiba
Zonet
CyberPower
APC
D-link
Linksys
Trendware
Ultra Max
Aluratek
General Electric
Sabrent
Tripp Lite
American Audio
A4tech
LinxCel
Philips
Gefen
Aten
LaCie
Rolodex
Digital Foci
OEM Systems
Verbatim
QPS
Gear Head
Sakar
Vantec
Athenatech
Velleman
Jasco
Manhattan
Logitech
DekCell
NexxTech
Office Depot
Intermatic
VisionTek
Cable Showcase
QVS
GWC
Keyspan
Sonnet
Hawking
Samsung
Sitoa
Addlogix
CTA Digital
BoxWave Corporation
Digipower
Swann Communications
Nyko
Bafo Technologies
Levelone
Dynex
Northstar
Macally
Dr. Bott
Tucano
Haier
Fuji
Silver Jeans
D and H Distributing
Lenovo
Oregon Scientific
Mitaki
Thermaltake
Battery Technology
Generic Memory
Trust
BUSlink
Lenmar
GoldX
Power Up
Unibrain
Cnet
Cybernet Systems
Adorama
Data Transfer
Vidpro
iKruz