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USB-C® to HDMI™ & USB™ 3.1 2-Port with Power Delivery

DisplayPort™ Alt Mode Compatible
Model: JCD371
$ 39.99

The JCD371 provides extra connectivity for your MacBook®, or other USB-C® laptop. This pocket-sized multi-adapter with two USB™ 3.0 Type-A ports allow you to connect an external keyboard, mouse, or USB™ flash drive. With up to 5Gbps of high-speed transmission, data transfer is quick and easy.

The HDMI™ port allows you to mirror or extend your screen and directly stream 4K UHD or Full HD 1080p video to an HDTV, monitor, or projector. The USB-C® power delivery port allows you to connect a USB-C® power adapter for charging your personal laptop.


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4-Port Expansion

Turn your USB-C® port into 1 HDMI™, 2 USB™ 5Gbps ports, and a USB-C® port with Power Delivery

Crisp 4K Resolution

The HDMI™ port allows you to mirror or extend your screen and directly stream video at resolutions up to 4K UHD

USB™ 3.1 Ports with 5Gbps Transfer Speed

Easily connect an external keyboard, mouse, or flash drive

Up to 60W of Pass-Through Charging Power

USB-C® Power Delivery allows you to charge your laptop and connected peripherals

Perfect for On-The-Go

All the ports you need for wherever you go. All-in-one multi-port adapter.

Physical Specifications

  • Supports HDMI™ resolutions up to 4K
  • USB™ 3.1 Type-A port x 2, transfer rates up to 5Gbps
  • USB-C® charging port supports upstream charging & power delivery 2.0
  • Plug-and-play, no driver installation required
audio supported
host connector

1 - USB-C® Male

network interface

2 - USB™ Type-A 3.1 Gen 2

1 - USB-C® Power Delivery 2.0

1 - 4K HDMI™

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

30 Hz

max display resolution

3840 x 2160 @ 30 Hz

Mouse Specifications
power consumption
≤ 500 mA
power delivery
Up to 60W via USB-C®
Physical Specifications
cable length
3.94 in. (100 mm)
Space Grey
enclosure type
Aluminum, ABS Plastic
operating humidity
< 85% non-condensing
operating temperature
30 to 106°F (-1 to 41°C)
product depth
0.4 in. (10 mm)
product height
3.11 in. (79 mm)
product weight
1.13 oz (32g)
product width
0.9 in. (23 mm)
storage humidity
< 85% non-condensing
storage temperature
0 to 155°F (-17 to 68°C)
Wireless Protocols
Package Contents
  • 1 - JCD371 USB-C® to HDMI™ & USB™ 3.1 2-Port with Power Delivery
  • 1 - Quick Installation Guide (QIG)
System Requirements
  • Available DisplayPort™ Alt Mode over USB-C® port
  • Available USB™ Power Delivery over USB-C® to support upstream charging
Special Notes
  • A 4K-capable display is required for obtaining the 3840 x 2160 resolution
  • The adapter can connect to a USB™ 3.1 Gen 1 or USB™ 3.0 port that supports DisplayPort™ Alt mode but it will only provide up to 5Gbps transfer rates