HP xw4550 Workstation

Ports

Standard:
2 USB 2.0
1 microphone in
1 headphone
1 IEEE 1394 (optional)
Internal:
2 USB 2.0
Rear:
6 USB 2.0
1 audio in
1 audio out
1 RJ-45
1 serial
1 DVI-D and VGA

Graphics and Input/Output devices
Input devices USB optical scroll mouse
Keyboard USB standard keyboard
Communication features
Network interface 10/100/1000