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SKU: K33640NA

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Features

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Designed for Surface

Kensington worked directly with Microsoft to provide professional-level connectivity that looks as good as it functions, so you can work like a pro. Connect with confidence for a seamless dock and charge experience.

Dual 4K Video Output (HDMI 2.0 and DP++ 1.2 @ 60Hz)

Delivers Ultra High Definition (4096 x 2160) images. Four video ports allow users the ability to select between HDMI 2.0 and DP++ 1.2 without the need for cumbersome adapters.

Up to 100W Power Delivery (PD 3.0)

For fast charging.

Six USB Ports (USB-A and USB-C)

Two-layer hub delivers speeds up to 10Gbps. Front: 1x USB-C 3.2 Gen2 up to 5V/3A and 1x USB-A 3.2 Gen2 up to 5V/2.4A; Back: 4x USB-A 3.2 Gen1 up to 5V/0.9A

Free Kensington DockWorks™ Software

Enables the best connection, performance, and security from your Kensington dock.

Three-Year Limited Warranty

Rest assured knowing you’re covered by Kensington.

Zero Footprint Mounting Option

Adjustable clamp easily attaches to a desktop edge, cubicle wall, monitor arm, or other surface for maximum mounting flexibility (K34050, sold separately).

Designed for Surface, the SD4785P USB-C & USB-A 10Gbps Dual 4K Hybrid Docking Station w/ 100W PD - DP++ & HDMI (DFS) is the ultimate hybrid docking solution for Ultra High Definition Dual 4K @ 60Hz video. Features include the ability to select between HDMI 2.0 and DP++ 1.2, with four video ports in all (no need for cumbersome adapters); six USB ports; 100W of power delivery; a 1m (3.28 feet) USB-C to USB-C cable with USB-A adapter; Thunderbolt 3 compatibility; optional Kensington DockWorks™ software, for the best connection, performance, and security from your Kensington dock; and a three-year warranty. VESA compatible.

  • Best For: USB-C or USB-A Laptops & Ultrabooks and Monitors that support up to 4K
  • Connection Technology: USB-C or USB-A (DisplayLink)
  • Power Delivery: Supports USB-C PD 3.0 (up to 100W of laptop charging)
  • Compatibility: Windows 7 or above
  • # of Monitors Supported: 2
  • Video Ports: 2 x HDMI v2.0 and 2 x DisplayPort 1.2++
  • Maximum Resolution Supported: Single or Dual Monitors: 4096 x 2160 @ 60Hz
  • Plug & Play: Plug & play installation, though installation of Kensington DockWorks™ software is recommended for the best connection, performance, and security from your Kensington docking station
  • System Requirements: DisplayLink driver installation required
  • Warranty: Three-year limited warranty
  • Optimized for your Windows 11 docking station needs, including support for Snap Layouts and Snap Groups

Product Specifications

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Connection technology:
USB-C or USB-A (DisplayLink)
Driverless:
No
Number of Screen Outputs:
2
Video ports:
DisplayPort++, HDMI
Maximum resolution :
4K
Power delivery:
100W
Operating system(s):
Windows
Number of USB ports:
6
USB fast charging:
Yes
Docking station family:
The Task Master
DockWorks:
Yes
Best For:
USB-C or USB-A Laptops & Ultrabooks and Monitors that support up to 4K
Compatibility:
Windows 7 or above
USB-A ports:
5x: (1) USB-A 3.2 Gen2 (front) with 5V/2.4A fast-charging & (4) USB-A 3.2 Gen1 (back) supporting 5V/0.9A
USB-C ports:
1x USB-C 3.2 Gen2 (front) with 5V/3A
Audio:
1 x 3.5mm Combo Microphone & Headphone Port (front)
Data transfer speeds:
Supports up to 10Gbps data transfer speed
Ethernet Speed (Mbps):
10, 100, 1000 Actual Ethernet speeds may vary depending on, but not limited to, Internet bandwidth, Ethernet cables, network switches, and the hardware and firmware performance of the host computer.
Maximum resolution supported:
Single or Dual Monitors: 4096 x 2160 @ 60Hz
Period of Warranty:
Limited 3-year warranty
Plug & play:
DisplayLink driver installation required
Security slot compatibility:
Kensington Nano Security Slot, Kensington Security Slot
System requirements:
USB-C host device must support Power Delivery. Power Delivery is not supported on USB-A host devices without the use of the optional 60W power splitter (K38310)
USB-C Power Delivery:
Supports USB-C PD 3.0 (100W of laptop charging)
Video output:
2 x DisplayPort 1.2++, 2 x HDMI v2.0
4K support:
Yes
Device Compatibility:
Surface Go, Surface Go 2, Surface Go 3, Surface Go 4, Surface Laptop 3, Surface Laptop 4, Surface Laptop 1 (13"), Surface Laptop 2 (13"), Surface Laptop 5 (13.5"), Surface Laptop 5 (15"), Surface Laptop Go, Surface Laptop Go 2, Surface Laptop Go 3, Surface Laptop Studio, Surface Laptop Studio 2, Surface Pro 4, Surface Pro 5, Surface Pro 6, Surface Pro 7, Surface Pro 7+, Surface Pro 8, Surface Pro 9, Surface Pro 10, Surface Pro X