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4-Port USB 2.0 Hub



D-Link’s 4-Port USB 2.0 Hub (DUB-H4) provides an easy way to add four USB 2.0 ports to your notebook or desktop computer. In Fast-Charge Mode, the hub’s black port provides an increased charging current of 2 A to effectively charge high-capacity batteries like that of the iPad1. This means you can charge devices like your iPad, while also connecting additional USB devices like digital cameras, hard drives, mice, keyboards, printers, scanners, and many other peripherals.

Add four USB 2.0 ports to your computer

With this hi-speed 4-port USB 2.0 Hub (DUB-H4), you can conveniently add more USB 2.0 ports to your computer. Connect up to four more USB peripheral devices – such as digital cameras, printers, external hard drives, mice, keyboards, flash drives, and tablet computers – to your notebook, laptop, or desktop computer. Enjoy much faster speeds compared to previous USB2.

Fast-charge your devices

This USB adapter features a black Fast-Charge port that is designed to feed an increased charging current of 2 A to connected devices, when it is in Fast-Charge Mode. This makes it perfect for charging power-hungry mobile devices like the iPad, as these devices have high-capacity batteries that require higher charging currents to recharge quickly and effectively3.

Easy to use and backward compatible

Connect this small device to a power outlet and an available USB port on your notebook computer and your installation is complete. It’s that simple. Now you can connect up to four additional USB devices to your laptop, notebook, or desktop computer. The DUB-H4 is designed to fit into any notebook bag, its compact size of the device will allow you to conveniently carry it with you wherever you go.

1 iPad® charge mode only available when connected to a Windows PC.
2 USB 2.0 technology supports data rates of up to 480 Mbps.
3 The adapter will also automatically switch between data sync and charge battery modes when your computer is off, in suspend mode, or standby mode.
  •  USB Specification version 1.1
  •  USB Specification version 2.0
  •  OHCI
  •  UHIC
  •  EHCI

Number of Ports

  • 1 upstream USB Type B port
  • 4 downstream USB Type A ports


  • 104 mm (L) x 63 mm (W) x 29 mm (H)

Connectivity Rules

  • 5 cascaded hubs maximum
  • 5 m maximum between each hub
  • Up to 127 devices

O.S. Support

  • Windows 98, 98SE, ME, 2000, XP (for USB 2.0)
  • MacOS X 10.1 and above (for USB 2.0)
  • MacOS 8.9 and above (for USB 1.1 only)

EMI Certifications

  • FCC Class B
  • CE Class B
  • C-Tick

Package Includes

  • USB 2.0 A-to-B cable

Warranty Document

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The D-Link 4-Port USB 2.0 Hub (DUB-H4) provides four additional USB 2.0 ports to your PC or Mac, allowing you to connect USB devices such as digital cameras, external hard drives, flash drives, and printers. The USB fast charging port allows you to quickly charge your iPad, iPhone, tablet, or other power-hungry mobile devices.