Compatibility: This docking station is compatible with the following systems:
Latitude E5510, E5520, E6220, E6320
Precision M4400, M4500, M4700, M6400, M6500, M6600, M6700
Ports Spec: 1 x serial - RS-232 - 9 pin D-Sub (DB-9)
1 x parallel - 25 pin D-Sub (DB-25)
1 x keyboard - generic - 6 pin mini-DIN (PS/2 style)
2 x USB - 4 pin USB Type A
1 x network - RJ-45
1 x display / video - VGA - 15 pin HD D-Sub (HD-15)
2 x display / video - DVI-Digital - 24 pin digital DVI
2 x display / video - 20 pin DisplayPort
1 x mouse - generic - 6 pin mini-DIN (PS/2 style)
Audio
Features: 2x USB 3.0, 3x USB 2.0, 1x VGA, 2x DVI-D, 2x Display Port 1x Serial, 2 x PS/2 Connectors, 1 x Parallel Connector, 1x mouse 1x Keyboard, RJ-45 Ethernet Port, Microphone in, 3.5mm Headphone Jack Security Cable Slot, Lock/Unlock Switch, easy removal with eject button 240W AC Adapter, See Full