Interfaces: 5 x Hi-Speed USB - 4 pin USB Type A, 1 x network - RJ-45, 1 x eSATA / Hi-Speed USB, Audio Displays:1 x display / video - 15 pin HD D-Sub (HD-15), 1 x display / video - 24 pin digital DVI, 1 x display / video - 20 pin DisplayPort Condition: Used / STI Certified Excellent Working Condition QTY Included: Includes 1 port replicator