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Item#: N82E16817182365

Rosewill RHB-344 USB 3.0 4-Port Hub and Fast Charging with Voltage & Current Display Screen For Each Port Detection

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  • 4 x USB 3.0 Fast Charging
  • 5V / 3.5A Adapter Included
  • Voltage & Current Display for Each Port Detection

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

Sync and charge your smartphones and tablets at the same time. The Rosewill RHB-344 is an AC powered four-port USB 3.0 hub which also provides fast charging for connected devices, courtesy of a 5V/3.5A adapter. Plus, an LED display presents the current and voltage of your selected device thus you can monitor the charging process to prevent over-current or over-voltage.

General information

Sync & Fast Charging

The Rosewill RHB-344 is the combination of a four-port USB hub and a four-port USB charger that can charge and sync your mobile devices simultaneously. An included 5V/3.5A adapter provides pure and robust power for all connected devices.

General information

Voltage & Current Display

With the select button, you can check the voltage and current information of each USB powered devices on the LED display. A blue indicator light illuminates when the corresponding USB port is selected.

Learn more about the Rosewill RHB-344




USB 3.0
4 x USB 3.0
Transfer Rate
Up to 5 Gbps
Operating System Supported
Windows XP / Vista / 7 / 8.x and later
Mac 10.0+
1.24" x 2.01" x 5.12"
0.08 lb.


4 Ports fast charging for multiple smart phone and tablet

Voltage and current display screen

Unique select button for changing LED indicators to detect output voltage and current of each USB powered devices

Backwards compatible with USB 2.0 and USB 1.1

Plug and play, and no driver required

Data Transfer rate : USB 3.0 to 5 Gbps / USB 2.0 to 480 Mbps

Detect Range : Voltage 4.5 - 5.5V error 0.1V / Current 0 - 2.5A error 0.1A


Package Contents
One USB 3.0 4-port Hub
One USB 3.0 Cable
One User Manual
One 5V / 3.5A Adapter
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details
  • Return Policies
    • Return for refund within: 30 days
    • Return for replacement within: 30 days
  • This item is covered by's Standard Return Policy.
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