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4K60 Elite USB-C® PD Multi-Port Adapter

4K HDMI™ / Gigabit Ethernet / 86W Power Delivery / USB™ 5Gbps
Works with Chromebook Certified
Model: JCD391
$ 79.99

This compact multi-port adapter is ideal for travel, featuring everything from the essential HDMI™ output, USB™ ports to Gigabit Ethernet and 86W Power Delivery passthrough. It gives you the ability to connect your Chromebook™, MacBook®, or other USB-C® compatible laptops to a 4K monitor or TV with 60 Hz refresh rate and audio. With USB™ Power Delivery 3.0, you can charge your laptop and power your peripherals with a single USB-C® power adapter even if your laptop only has one USB-C® port. In addition, you can connect or charge your USB™ devices via the SuperSpeed USB™ 5Gbps ports and access a wired network through the Gigabit Ethernet port.

Through a single USB-C® (Thunderbolt™ 3 compatible) host cable, this compact adapter provides all the essential connectivity you need to create a workstation virtually anywhere!



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Chromebook™ Certified

Tested and certified by Google® engineers to work with current and future Chromebook™ devices

5-in-1 Functions

All the connections you need for connecting various devices.

Crisp 4K Resolution

Mirror or extend your screen and directly output resolutions up to 4K UHD @ 60 Hz

SuperSpeed USB™ Ports

Allows you to connect an external keyboard, mouse, or USB™ flash drive

86W of Pass-Through Charging

Supports Power Delivery 3.0 allowing your device to charge with a USB-C® power adapter

High-Speed Ethernet Port

Ethernet port included for a fast Gigabit network connection

Made with Advanced CNC Technology

Match your Chromebook™ with our silver premium aluminum casing

Universal Compatibility

Works with a variety of USB-C® devices, including tablets and phones, and multiple operating systems, including ChromeOS™, Windows® and macOS®


Begin using immediately – no driver installation required

Seamless Performance

Supports automatic OTA Firmware updates via ChromeOS™ to optimize device capabilities

  • Certified to meet Chromebook™ compatibility standards
  • Supports resolutions up to 4K @ 60 Hz
  • Reliable network connectivity via the Gigabit Ethernet port
  • Power Delivery 3.0 offers up to 86W of pass-through charging with a USB-C® power adapter
  • Two USB™ 5Gbps ports for connecting peripherals or downstream charging
  • Plug-and-play, no driver installation required
audio supported
host connector

1 - USB-C® Male

network interface

1 - USB-C® Power Delivery 3.0

1 - 4K HDMI™

2 - USB™ Type-A (5Gbps)

1 - RJ45 Gigabit Ethernet

power source
Bus-powered or self-powered
video output

1 - HDMI™ Female

2 Year Limited
audio channel
2.1 via HDMI™
compatible networks
displays supported


max data transfer rate


max display refresh rate

60 Hz

max display resolution

3840 x 2160

Mouse Specifications
input current
Up to 5A
input voltage
Up to 20V
output current
Up to 4.25A
output voltage
Up to 20V
power consumption
≤ 400 mA
power delivery
Up to 86W via USB-C®
Physical Specifications
cable length
7.87 in. (200 mm)
connector type
operating humidity
< 85% non-condensing
operating temperature
30 to 116°F (-1 to 41°C)
product depth
0.58 in. (14.7 mm)
product height
3.06 in. (77.6 mm)
product weight
2.54 oz (72g)
product width
2.62 in. (66.5 mm)
storage humidity
< 85% non-condensing
storage temperature
0 to 155°F (-17 to 68°C)
Wireless Protocols
Package Contents
  • 1 - JCD391 USB-C® PD Multi-Port Adapter
  • 1 - Quick Installation Guide (QIG)
System Requirements
  • Available USB-C® port that supports DisplayPort™ alternate mode and USB™ Power Delivery 2.0 or 3.0. Please refer to the manufacturer of your computer for more information about your device
  • The host device must support DisplayPort™ 1.4 to achieve 4K resolution at 60 Hz. DisplayPort™ 1.4 devices are listed as follows, but not limited to: Acer® Chromebook Spin 713
Special Notes
  • A 4K-capable display is required for obtaining the 3840 x 2160 resolution
  • If connected to a USB™ 2.0 host port, or if using a USB™ 2.0 host cable, performance may be limited
  • The adapter can connect to a USB-C® port that doesn’t support Power Delivery, but it will not pass power through the connected device
  • If you are using high-powered USB™ devices, attach a USB-C® power adapter to the power delivery port to ensure maximum performance. Do not remove the power adapter while copying files to avoid disruption.
  • We advise no more than one (1) bus-powered/portable external hard disk drive to be connected to the adapter at a time
  • Supports Automatic OTA (Over-the-air) Firmware Updates for Chrome OS™