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SKU: K33640EU

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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. 4 x 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.

6 x USB ports (USB-A and USB-C)

Two-layer hub delivers speeds of up to 10Gbps. Front: 1 x USB-C 3.2 Gen2 up to 5V/3A and 1x USB-A 3.2 Gen2 up to 5V/2.4A; Back: 4 x 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 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 (K34050WW, sold separately).

Designed for Surface, the SD4785P USB-C & USB-A 10Gbps Dual 4K Hybrid Docking Station with 100W Power Delivery (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 4 x video ports in all (no need for cumbersome adapters); 6 x USB ports; 100W of Power Delivery; a 1m (3.3’) USB-C to USB-C cable with USB-A adapter; optional Kensington DockWorks™ software for the best connection, performance and security from your Kensington dock together with 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 (100W of laptop charging)
  • Compatibility: Windows 10 or above
  • No 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 universal docking station
  • System requirements: DisplayLink driver installation required
  • Warranty: 3 years

Product Specifications

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  • Connection technology
    USB-C or USB-A (DisplayLink)
  • Driverless
  • Number of Screen Outputs
  • Video ports
    DisplayPort++, HDMI
  • Maximum resolution
  • Power delivery
  • Operating system(s)
  • Number of USB ports
  • USB fast charging
  • Docking station family
    The task master
  • DockWorks
  • 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)
    1000, 100, 10
  • Maximum resolution supported
    Single or Dual Monitors: 4096 x 2160 @ 60Hz
  • Mounting option
    Maximize desktop space and reduce desktop cable clutter via our optional Docking Station Mounting Bracket (K34050WW)
  • Plug & play
    DisplayLink driver installation required
  • Security slot compatibility
    Kensington Security Slot, Kensington Nano 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 HDMI v2.0, 2 x DisplayPort 1.2++
  • 4K support
  • Device Compatibility
    Surface Go, Surface Pro 7, Surface Pro 6, Surface Pro 5, Surface Pro 4, Surface Go 2, Surface Book 1, Surface Book 2, Surface Book 3, Surface Pro X, Surface Laptop 3, Surface Laptop 1 (13.5"), Surface Laptop 2 (13.5"), Surface Pro 7+, Surface Laptop 4, Surface Laptop Go