D-Link DUB-H4 4-Port USB 2.0 Hub


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Add More USB 2.0 Ports To Your Computer

With the D-Link DUB-H4 4-Port USB 2.0 Hub, you can instantly add more USB 2.0 ports to your computer. Now you can connect up to four USB peripherals – such as digital cameras, printers, external hard drives, mice, keyboards, flash drives, and tablets – to your laptop or desktop. The DUB-H4 is fully compliant to USB 2.0 specifications with data transfer rates of up to 480 Mbps2. It is an ideal solution for transferring data between your computer and USB devices.

Fast Charge Your Deivces

The DUB-H4 features a USB fast charging port which is designed to feed high currents of up to 2.0A to a connected device, when the DUB-H4 is connected to a power adapter. It gives you the ability to fast charge power hungry devices3 including iPad®1, iPhone®1, tablets, smart phones, and MP3 players. You can quickly charge your iPad®1 with the USB fast charging port when your computer is off, in suspend mode, or sleep mode and the DUB-H4 will automatically switch from battery charge mode to data sync mode when your computer is back in use.

Plug-N-Play And Backward Compatible

Just connect the DUB-H4 to a power outlet and a USB port on your computer; it’s that simple to add USB 2.0 ports to your computer. The DUB-H4 is also backward compatible with USB 1.12, ensuring connectivity between your computer and legacy USB devices. If you need more ports, you can connect additional USB hubs to support up to 127 devices.

Take It With You Anywhere

The slim and compact design makes it easy to fit in a laptop bag and carry it with you, wherever you go. Experience the convenience and reliability with the D-Link 4-Port Hi-Speed USB Hub while on the go.

What This Product Does

Connect up to 4 USB devices to your computer with the D-Link® 4-Port USB 2.0 Hub (DUB-H4). The USB fast charging port allows you to quickly charge your iPad®1, iPhone®1, tablet, or other power hungry mobile devices3.


D-Link DUB-H4 Features:

  • Add up to 4 USB peripherals to your computer
  • Transfer speeds of up to 480Mbps2
  • One high-current (2A) USB fast charging port
  • Plug-n-Play, no driver required
  • 1-Year Limited Warranty

Technical Specifications:


  • USB specification version 2.0 (data rates of up to 480 Mbps)2
  • USB specification version 1.1 (data rates of up to 12 Mbps)
  • OHCI
  • UHIC
  • EHCI


  • 1 Upstream Mini USB 2.0 (female) port
  • 4 downstream USB 2.0 Type A (female) ports (including a fast charging port)

Connectivity Rules

  • Up to five cascaded hubs
  • Maximum cable length between each hub: 5m
  • Up to 127 devices

Minimum System Requirements

  • Windows 75/Vista5/XP5
  • Mac OS6 X 10.4 or higher
  • Linux

Diagnostic LED

  • Bus power (blue)
  • Self power (green)

Supplied Charging Current

Bus Power: 

  • All four USB ports: 0.5A per port3

Self Power:

  • 3 Standard USB ports: 0.5A per port3
  • 1 USB Fast charging port: 2A per port3

Power Input

  • 5V/2.5A DC


  • 2.48” x 2.48” x 0.55” (63 x 63 x 14 mm)


  • 0.08 lbs (36.5 g)

Operating Temperature

  • 32 to 104 °F (0 to 40 °C)

Storage Temperature

  • -4 to 158 °F (-20 to 70 °C)

Operating Humidity

  • 5% to 95% (non-condensing)

Storage Humidity

  • 0% to 95% (non-condensing)


  • FCC
  • CE
  • C-Tick


  • 1-Year Limited Warranty

Package Contents

4-Port USB 2.0 Hub
USB 2.0 Cable
AC Power Adapter
Installation Guide
Warranty Card

Minimum System Requirements

Computer with:
Windows 7®4, Windows Vista®4, Windows®XP SP24, or Windows® 2000 SP44
Mac OS® X 10.45 or Higher
USB 1.12 Port