# DUD3531 USB-C Dual 4K Display Docking Station \(w/o SD\)

The DUD3531 is a USB-C dual 4K display docking station without a card reader, for offices that need a simple dual-screen setup. It supports two 4K60 displays over HDMI or DisplayPort, charges laptops at up to 96W, and adds Gigabit Ethernet, four USB-A ports, a 10Gbps USB-C port with 20W charging and separate headphone and microphone jacks.

- Model: DUD3531
- Category: Docking Stations
- URL: https://www.goodway.com.tw/products/dud3531-usb-c-dual-4k-display-docking-station-w-o-sd
- Last updated: 2026-11-09

The DUD3531 is a USB-C dual 4K display docking station designed for laptops, enabling users to expand their workspace across up to three screens. Ideal for applications such as data analysis, video conferencing and presentations, programming, media creation, CAD, and engineering, it features legacy HDMI and DisplayPort connections that support up to 2× 4K60 output. The USB-C uplink delivers up to 96W of power to charge your laptop, while the USB-C downlink offers 20W for powering accessories or charging smartphones. A built-in 1GbE LAN port ensures fast and stable 1000Mbps internet connectivity for multitasking. Its horizontal design allows for clean cable management and desktop organization.

## Dual Display Expansion & Enhanced Productivity

- The DUD3531 is a USB-C dual 4K display docking station for laptops that extends your productivity across up to three screens. It features legacy HDMI and DisplayPort ports supporting maximum resolutions of up to 2x4K60, making it ideal for applications such as information surveying, video conferencing & presentations, programming, media creativity, CAD drawing, and engineering.

## Comprehensive Power & Connectivity

- Equipped with a USB-C uplink that supports PD96W for charging your laptop and a USB-C downlink providing PD20W for USB accessories and smartphone charging, the DUD3531 ensures you stay powered and connected. A 1GbE LAN port offers fast 1000Mbps internet connectivity for multi-tasking, while its horizontal layout simplifies cable management and desktop placement.

## Specifications

| Model | DUD3531 |
|---|---|
| Upstream Port \(Host\) | 1 × USB-C 10Gbps |
| Host Interface | USB-C |
| Maximum Display | 2 × 4K@60Hz |
| Legacy Video Port | 2 × DisplayPort \(1.2\), 2 × HDMI \(2.0\) |
| Max Resolution | 2× 4K60 \(DP/HDMI\) |
| Video Output | DisplayPort, HDMI |
| Display Technology | DisplayLink |
| USB Downstream | 4 × USB-A 5Gbps, 1 × USB-C 10Gbps PD 20W \(fast charging, supports BC1.2 and Apple Charging\) |
| LAN | 1 × RJ45 \(1GbE\) |
| PD | 96W |
| Power Supply | DC 135W |
| Power Mode | Self-Power |
| Audio | 1x 3.5mm TRS Headphone, 1x 3.5mm TRS Microphone |
| Dimension \(L x W x H\) | 202.85 x 95 x 32.6 mm |
| Operating Temperature | Operating: 0\~40°C; Storage: -20\~70°C |
| Features | Audio, Ethernet, PD Charging |

## Features

- Supports dual 4K60 displays via HDMI 2.0 or DisplayPort 1.2
- Delivers up to 96W USB-C PD charging for laptops
- Features four USB-A 5Gbps ports for peripheral connectivity
- Provides a USB-C 10Gbps port with 20W fast charging
- Built-in Gigabit Ethernet and separate audio input/output jacks
- Compatible with Windows, macOS, and ChromeOS

## Downloads

- [DUD3531 Datasheet](https://www.goodway.com.tw/api/downloads/file/DUD3531_datasheet.pdf) (SHA-256 acb6213cd53ffee7924aca01a3b79f26e4e1edece7c6c25a807f2da6ffdd1257)