Designed exclusively for ultraslim HP EliteBook Notebook PCs, the HP UltraSlim Docking Station expands display, network, and device connectivity so you can be more productive throughout the day - all through a simple one-click slide-in side dock. Four USB 3.0 ports offer high-speed connectivity to the USB devices you use most. USB 3.0 reduces the time required for data transmission (vs. USB 2.0), is backward compatible with USB 2.0, and is bi-directional. Specifications Compatible Models: Elitebook Notebook PCs 720, 725, 740, 745, 750, 755, 820, 840, 850, 1020 and 1040, Elite folio, Elitebook revolve, Pro series, ProBook, Z book, Z Book Moblie Workstation. Ports & interfaces Connectivity technology: Docking USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4 VGA (D-Sub) ports quantity: 1 DisplayPorts quantity: 2 Microphone in: Yes Headphone outputs: 1 Network Ethernet LAN: Yes Ethernet LAN (RJ-45) ports: 1 Performance Card reader integrated: No Performance Product colour: Black HP segment: Business Weight & dimensions Width: 44 mm Depth: 368 mm Height: 107 mm