The Dell Latitude Rugged Laptop docking station comes with convenient front-facing USB ports and MIC/AUX ports. This docking station has Tri RF antenna pass through connection and is adjustable to be compatible with the Dell Latitude 14 Rugged, Latitude 14 Rugged Extreme, and Latitude 12 Rugged Extreme Laptop computers. Antenna Pass-Through Tri RF (TNC) Port Replication Ethernet HDMI Power supply input Serial (2) USB 3.0 (3) VGA Front-Facing USB 2.0 and MIC/AUX Ports Power Supply Not included - use one of the following power supplies: LIND 90W auto power adapter (Item No. 7300-0468) LIND 12-32 VDC isolated power supply (Item No. 7300-0305) LIND 20-60 VDC isolated power supply (Item No. 7300-0306) Features Complete access to laptop ports and power supply input when the dock is mounted in your vehicle Guide hooks on the bottom of the dock ensure proper connection when docking the laptop VESA 75mm mounting pattern Keyed lock for theft deterrence Optional RF for WLAN, GPS, and WWAN Additional USB 2.0 and mic/AUX ports on front of the dock Steel and composite design for reduced weight