HP 2012 230W Advanced Docking Station 4 x USB 3.0 and 2 x USB 2.0 ports 1 x DisplayPort, 1 x VGA, 1 x DVI-D Secure the dock and notebook with an optional HP Docking Station Cable Lock (sold separately) Compatible with HP ProBook b-Series Notebook PCs, HP EliteBook 8xxx p Series Notebook PCs, and HP EliteBook 8xxx w Series Mobile Workstations Conveniently charge your notebook