NEW HP 230W Advanced Docking station (A7E34UT) Opened box.

Comes with everything needed for setup

Ports:

1x Mouse connector

1x Parallel port

1x DVI-D

4x USB 3.0 ports (3x Always-On, 1x powered)

1x RJ-45 (network) jack

1x DisplayPort connector

1x VGA port

1x Serial port

1x Keyboard connector

1x Line-in jack

1x Headphone jack

1x Monitor stand port

Compatible Dell Laptops:

Latitude E4310, E5510, E5410, E6520, E6420, E6320, E5520, E5420, E6220, E5530, E6330, E6230, E5430, E6530, E6430, E6430s, E7240, E7440, E6540, E6440, E5440, E5540, E5250, E7250, E7450, E5450, E5550, E5570, E5270, E5470, E7270, E7470, E6510, E6500, E6410, E6400, ATG E6410, ATG E6400, E5500, E5400, E4300, E4200, E6420 ATG, E6430 ATG

-Precision M2400, M4400, M2800, M4500, M6500, M4600, M6600, M4700, M6700, M4800, M6800, Precision 5510, Precision 7510.