5x Dell PR02X Docking Station for Latitude E4200 4300 5400 5500 E6400 M2400 M4400 Device Type: Advanced Port Replicator Compliant Standards: IEEE 802.3ab Ports: 1 Serial, 1 Parallel, 5 USB 2.0, 2 PS/2, 1 VGA, 2 DVI, 2 20-pin DisplayPort, 1 RJ-45 Power Supply: PA-4E AC Adapter IS not Included Package include : 5x Pro2x used