1 x display / video - DisplayPort - 20 pin DisplayPort, 1 x display / video - DVI-Digital - 18 pin digital DVI (Single-Link)
1 x eSATA / USB 2.0 - 11 pin USB/eSATA , 5x USB 2.0 - 4 pin USB Type A
1 x network - RJ-45, 1 x audio - output - mini-phone stereo 3.5 mm, 1 x Microphone input
130 Power Adapter Included, (See Description for Compatibility Information)
Genuine Dell OEM Bulk Packed Part.