Ports Spec: 1 x VGA
1 x DVI
5 x USB 2.0
1 x 20-pin DisplayPort
1 x RJ-45 Ethernet
1 x Audio Line Out
1 x Microphone-In
1 x Dual e-Sata/USB Port
1 x E/Dock connector
Ports Spec: 1 x Monitor/Video Port (15 pin D-Sub)
1 x 10/100 Base-T Ethernet (RJ-45) Jack
1 x Serial Port
1 x Stereo Audio-Out Jack (3.5 mm for speakers or headphone)
1 x Mono Audio-In Jack (3.5mm for microphone)
4 x Hi-Speed USB 2.0 Ports (two Power Ports and two standard USB ports both are backward compatible with USB 1.1 devices and support transfers up to 480Mbps)