Type: Dell Business Dock WD15. Model: K17A / WD15. Connection Type to Laptop: Integrated USB-C cable (supports data transfer, display, and charging simultaneously). Ports: 1 HDMI port. 1 Mini DisplayPort. 1 VGA port (for connecting older monitors). 2 USB 3.0 ports (rear). 1 USB 3.0 port (front with fast charging technology). 2 USB 2.0 ports. 1 Gigabit Ethernet (RJ-45) port. Headphone and Microphone port (Combo Jack). Audio Line-out port. Features: Multi-Monitor Support: Supports running two Full HD monitors simultaneously. Laptop Charging: Charges the laptop directly via the USB-C cable (eliminates the need for a separate laptop charger if the charger connected to the dock is powerful enough). Compatibility: Works with most Dell laptops (Latitude, XPS, Precision series) and any other laptop with a USB-C port that supports DisplayPort or Thunderbolt. Organization: Very ideal for desk organization; connect all your cables (monitor, mouse, keyboard, network) to the dock, and with just one cable connected to the laptop, everything works.