As the global impact of the coronavirus (COVID-19) continues to unfold, j5create has taken steps to protect the health, safety and well-being of our customers and employees. As we support those impacted by COVID-19, our phone support will temporarily be unavailable. We will however provide technical and customer service support via live chat and email. Our live chat support hours will be from 9:00am to 6:30pm Eastern Standard Time.


Power Mode


Power Adapter

Input: AC 100-240V, 50 - 60 Hz
Output: DC 5V/3A - US/JP/TW type
Output: DC 5V/4A- EU/UK/AU type

Host (2)

Upstream Port

USB 3.0 Micro B Female Connector


USB 3.0 Micro B to USB Type-A (60 cm)


Downstream Charge Port

USB Type-A 3.0 Female Connector with Battery Charge *1 port
Supports 2.1A Fast-Charging

Downstream Port

USB Type-A 3.0 Female Connector *3 ports

Physical Specifications

Housing Material



Main body: 88(W) x 32.8(H) x 14.8(D) mm




System Requirements

  • Windows® 10 / 8.1 / 8/ 7 /Windows Vista / XP
  • macOS® X 10.6 and later
  • Linux® OS
  • Available USB port (USB 3.0 is recommended), backwards compatible USB 2.0

Package Contents

  • JUH340 USB 3.0 4-Port Hub
  • USB 3.0 cable 
  • Power Adapter
  • Quick Installation Guide

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