Kensington SD4500 USB-C 3X USB 3.1 4K Dual Monitors HDMI Universal Dock Station K38230WW. Kensington Model Number: SD4500Kensington Part Number: K38230WWFeatures:- USB-C™ connectivity that provides 4K video and data in a single cable- Plug & Play installation without need for drivers or downloads (Mac OS requires one-time Ethernet driver download)- Zero Footprint mounting allows the dock to be placed on the back of a VESA-compatible monitor (Dock Mount K33959WW sold separately)- 4K Ultra HD resolution (4096x2160) to single monitor at 60Hz via HDMI or DisplayPort, or dual monitors at 30Hz- Three USB 3.1 Gen 1 ports and one USB-C port to connect up to 4 accessories- One of front USB 3.1 ports can also be used as a 2.1A fast charge port to power up a tablet or smartphone- Gigabit Ethernet port for wired network connectivity- Kensington Security Slot™ offers convenient way to attach a cable lock from the industry leader in physical security- 3.5mm headphone and microphone jacks- Thunderbolt™ 3 compatible- Compatible with Windows® 10, 8.1; Mac OS® X 10.10 or later; Chrome OS®- Mac and Chrome OS devices only support single displayCompatibility:- Chrome OS 44 and above- macOS X 10.10- macOS X 10.11- Windows 8.1- Windows 10Specification:- Charges Smartphones (1 AMP): 1- Charges Tablets (2.1 AMP): 1- DisplayPort- HDMI Port- Kensington Security Slot- 3 x USB 3.1 Gen 1 Ports - USB-C Port- Gigabite Ethernet Port