Accessories

Innovative, SmartFit® wrist rest naturally supports wrist and hand by placing arm at the proper ergonomic angle. Unlike other wrist rests, the Conform Wrist Rest features nonstick pads on the base so that it glides along the desktop with the mouse. This influences users to mouse from the elbow and shoulder, helping to reduce the risk of carpal tunnel.

Features | Driverless USB-C Connectivity

No driver to download, install, or update. 10Gbps data transfer speed and 85W Power Delivery (PD 3.0) make this an ideal solution for all USB-C Windows laptops supporting DisplayPort Alt Mode and Power Delivery.

Universal Windows Compatibility

Connects seamlessly to any laptop running Windows 7 and above.

Numerous Video Ports

With two DisplayPort++ 1.4 ports and one HDMI 2.0b port, select the right connections and resolutions for your needs. Resolutions supported vary by the device connected (see manual or specifications table for more information).

Dynamic Video Support

Supports a minimum resolution of Single 4K @ 30Hz, Dual 1080p @ 60Hz, and Triple 1080p @ 30Hz when connected to a DP1.2/HBR2 device; and a maximum resolution of Single 5K @ 60Hz, Dual 4K @ 60Hz, and Triple 4K at 30Hz when connected to a DP1.4 HBR3 DSC device.

85W Power Delivery

Quickly and easily charge any Thunderbolt 3, Thunderbolt 4, or USB-C enabled laptop (USB-C laptops must support Power Delivery).

9-in-1 Design with Four USB-ports

The front side features one USB-C 3.2 Gen2 port (up to 5V/1.5A/10Gbps), one USB-A 3.2 Gen2 port (up to BC1.2, 5V/1.5A and Apple Charging, 5V/2.4A/10Gbps), and a combo audio port. The rear features two USB-A 3.2 Gen2 ports (up to 5V/0.9A/10Gbps), a Gigabit Ethernet port, two DP++ 1.4 ports, and one HDMI 2.0b port.

Flexible Mounting Options

Can be set up vertically or horizontally.

Free Kensington DockWorks™ Software and Three-Year Warranty

Optimize your docking station's performance with free Kensington DockWorks™ software. A three-year warranty means you can rest assured knowing you're covered by Kensington.

Expand your productivity with the SD4840P USB-C 10Gbps Triple Video Driverless Docking Station. Features include two DisplayPort++ 1.4 ports, one HDMI 2.0b port; support for a minimum resolution of Single 4K @ 30Hz, Dual 1080p @ 60Hz, and Triple 1080p @ 30Hz when connected to a DP1.2/HBR2 device, and a maximum resolution of Single 5K @ 60Hz, Dual 4K @ 60Hz, and Triple 4K at 30Hz when connected to a DP1.4 HBR3 DSC device; one USB-C 3.2 Gen2 port; three USB-A 3.2 Gen2 ports; a combo audio port; a Gigabit Ethernet port; flexible mounting options; optimized performance with free Kensington DockWorks™ software; and a three-year warranty.

• Best For: USB-C laptops and Ultrabooks that support Power Delivery, and monitors that support up to Triple 4K
• Connection Technology: USB-C Alt Mode
• Power Delivery: 85W
• Compatibility: Windows 7 or above
• # of Monitors Supported: 3
• Video Ports: (1) HDMI 2.0b, (2) DP++ 1.4

More from the Manufacturer

Features

USB-C Reversible Connector

Allows you to insert the connector into the USB-C port in either direction since there is no up or down orientation, relieving the frustration often associated with standard USB ports

Supports Up to 3A Charging

Depending on the host device, watch the battery on your USB-C smartphone or tablet charge up in the process with the available power up to 3 AMPs

SuperSpeed Data Transfer

Using USB 3.1 Gen 1 technology, the adapter supports transfer speeds up to 5 Gbps, which is 10 times faster than USB 2.0. It also allows for faster syncing of photos and music.

Plug & Play

Simply plug the adapter into your device and it's automatically ready to go with no need for an additional power source or driver downloads

Premium Construction

Halogen-free material provides better prevention of overheating and is environmentally friendly while metal-injection molded connector is stronger to avoid accidental bending

• Depending on host device, up to 3 AMPs charge a smartphone or tablet
• USB 3.1 Gen 1 technology for SuperSpeed data transfer and syncing up to 5 Gbps, which is 10x faster than USB 2.0
• Plug & Play installation
• Halogen-free is safer, RoHS compliant
• Metal-injection molded connector prevents bending
• Compatible with Windows® 10, 8.1, Mac® OS X 10.10 and Chrome OS 44