Features:

• Three USB 3.1 Gen 1 ports and one USB-C port to connect up to 4 accessories
• Zero Footprint mounting allows the dock to be placed on the back of a VESA-compatible monitor (Dock Mount K33959WW sold separately)
• Does not provide Power Delivery (PD) charging.
• Features three USB 3.1 Gen 1 ports for peripheral accessories (delivering data speeds up to 5Gbps), one USB-C port, Gigabit Ethernet port (Mac devices require a one-time Ethernet driver download at installation), 3.5mm headphone and microphone jacks, and Kensington Security Slot.
• Requires direct HDMI-to-HDMI and/or DP-to-DP connections. Passive adapters for VGA or DVI ports are not compatible. Host device must be designed to support DisplayPort Alt Mode over USB-C to output video. Not all USB-C devices support video over USB-C. For best video performance, please check to ensure your host device's graphics driver is up to date.
• Compatible with select Windows 10, 8.1, Mac OS X 10.10 Yosemite or later, macOS Sierra 10.12 and Chrome OS devices featuring a USB-C port like the 2015/2016 MacBook Retina 12", Chromebook Pixel, Dell XPS 13" 9350/XPS 15" 9550, Dell Precision 5510. Also compatible with Thunderbolt 3 devices (does not support TB3 data speeds). Not compatible with USB 3.0 host devices. For important technical information, FAQ's and troubleshooting tips, please see Application Guide in the Product Information section below.
• USB-C connectivity that provides 4K video and data in a single cable
• 4K Ultra HD resolution (4096x2160) to single monitor at 60Hz via HDMI or DisplayPort, or dual monitors at 30Hz
• Plug & Play installation without need for drivers or downloads (Mac OS requires one-time Ethernet driver download)
• Supports 4K Ultra HD video (4096x2160 @ 60Hz) to single monitor or to dual monitors (4096x2160 @ 30Hz), via HDMI and/or DisplayPort. Only Windows devices support dual video. Mac and Chrome OS devices only support single display.