HP docking solutions include a range of convenient expansion solutions that easily connect to your HP Business Notebook and enable connectivity to a range of peripherals. Create an ideal desktop computing environment using comfort-focused docking stations and stands that provide port replication, cable management, and future expandability.Connectivity Technology: DockingDevice Supported: NotebookHost Interface: Proprietary InterfaceAudio Line In: YesAudio Line Out: YesTotal Number of USB Ports: 4Number of USB 3.0 Ports: 4Network (RJ-45): YesVGA: YesDisplayPort: YesDVI: YesHeight: 2.6"Width: 10.2"Depth: 6.4"Weight (Approximate): 2.36 lbCompatibility: HP ProBook b-Series Notebook PCs,HP EliteBook 8xxx p Series Notebook PCs,HP EliteBook 8xxx w Series Mobile Workstations,Limited Warranty: 1 Year