JCD394 USB-C® 6K Premium Hub

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  • About This Product

      The USB-C® 6K Premium Hub adds more ports to your MacBook® system. Seamlessly connect peripherals such as a keyboard, mouse, or USB™ flash drive to this pocket-sized multi-adapter, which has two USB™ Type-A 3.2 Gen1 ports and one USB-C® port. Transfer files from one media to another with the USB™ 3.2 connections. You can use the HDMI™ port to connect to a 4K UHD TV, monitor, or projector. Equipped with a detachable USB4® modular kit, it provides 6K60 resolution, high-speed 40Gbps data transfer, and charging up to 100W of power for charging your computer when a USB-C® power adapter is connected.


      • • Ultra slim and light weight with a stylish design
      • • Designed for M2 MacBook Air® and compatible with MacBook Pro® with Intel® CPU
      • • USB4® modular kit port capable of the following:
        1. 1. 6K60 resolution display
        2. 2. 40Gbps data transmission
        3. 3. PD charging through up to 100W
      • • Supports HDMI™ resolutions up to 4K
      • • 2 x USB™ Type-A 3.2 Gen 1 ports provide up to 5Gbps transfer speed
      • • 1 x USB-C® 3.2 Gen 1 ports provide up to 5Gbps transfer speed
      • • 1 x PD 100W pass through
      • • Plug-and-play, no driver installation required

  • JCD394 Support

    • At j5create we strive to maintain 100% customer satisfaction and functionality, no matter what product or system you may have. We have a dedicated technical support specialists waiting to assist you and your specific needs.

      Call Us: 888-988-0488
      Email Us: service@j5create.com
  • JCD394 Specifications

    • System Requirements
      • • MacBook Pro® with USB-C® ports
      • • Perfect for MacBook Air® M2

      Special Notes
      • • The USB4® modular kit is compatible with the Intel® MacBook Pro® and MacBook Air® M2.



      2 Year Limited

      Host Connector

      2 - USB-C® Male

      Video Output

      1 - HDMI™ Female

      1 - USB-C® Female

      Power Source

      Bus-powered or self-powered

      Audio Supported



      • • 2 - USB™ Type-A 3.2 Gen 1 5Gbps
      • • 1 - USB-C® 3.2 Gen 1 5Gbps
      • • 1 - 4K30 HDMI™
      • • 1 - PD 100W pass through
      • • 1- USB4® modular kit

      Maximum Display Resolution

      USB4®: 6016 x 3384 @ 60 Hz

      HDMI™: 3840 x 2160 @ 30 Hz

      Maximum Display Refresh Rate

      60 Hz

      Maximum Data Transfer Rate

      40Gbps via USB4®

      Displays Supported

      2 (HDMI™ & USB4®)
      * Supports up to 2 displays (HDMI™ &USB4®)

      * Macs with M1 or M2 CPU only support 1 display


      Power Delivery

      Up to 100W via USB-C®

      Power Consumption

      ≤ 400 mA

      Input Current

      Up to 5A

      Input Voltage

      Up to 20V

      Output Current

      Up to 4.25A

      Output Voltage

      Up to 20V

      Physical Specifications


      Space Grey / White

      Enclosure Type

      Aluminum, ABS Plastic

      Cable Length


      Product Height

      Main Body: 0.51 in. (13mm) Magnetic Kits: 0.51 in. (13mm)

      Product Width

      Main Body: 1.34 in. (34mm) Magnetic Kits: 1.34 in.( 34mm)

      Product Depth

      Main Body: 3.86 in. (98mm) Magnetic Kits: 0.68 in. (17.30mm)

      Product Weight

      Main Body: 1.69 oz (48 g) Magnetic Kits: 0.26oz (7.5g)

      Storage Temperature

      0 to 155°F (-17 to 68°C)

      Storage Humidity

      < 85% non-condensing

      Operating Temperature

      30 to 116°F (-1 to 41°C)

      Operating Humidity

      < 85% non-condensing

      Package Contents

      • • 1 - USB-C® 6K Premium Hub (JCD394)
      • • 1 - Quick Installation Guide (QIG)

6 in 1 Functions

Add the ports missing from your MacBook Air® so you can connect your desired devices.

Includes A Full-Featured USB4® Port

Extremely fast data transfer rate of 40Gbps, PD 100W pass-through charging, 6K@60Hz video output, and Thunderbolt™ compatible. Allows you to increase connect more devices for increased efficiency.

Connect a Bigger Display for Better Productivity

Easily connect a display to the JCD394 with the USB4® or HDMI™ port. Increasing productivity while saving time.

Maximizing Expansion with SuperSpeed 5Gbps

Connect your latest and legacy devices with 2 USB-C® and 2 USB™ Type-A ports

Charging your MacBook Air® for maximum efficiency

Supports PD pass-through charging up to 85W.

Optional Modular Kits To Achieve Better Performance

Easily add Card Reader (JCD389K-S) or High-Speed Gigabit Ethernet (JCD389K-R) connection.

Designed for M2 MacBook Air® and compatible with MacBook Pro® with M1/M2 Pro, M1/M2 Max, or Intel® chip

Physical Specifcations