JCD398 USB-C® Dual 4K HDMI™ 10Gbps Mini Dock

4K HDMI™ / Gigabit Ethernet / Power Delivery 3.0 / USB™ 10Gbps
Windows® and macOS® Compatible
Model: JCD398

The JCD398 USB-C® Dual 4K HDMI™ 10Gbps Mini Dock is great for adding two 4K UHD displays to your laptop PC including MacBook® computers with the Apple® M-Series chip. Its compact size makes it suitable for desk environments that lack space. The USB™ ports support up 10Gbps data transfer rates for connect high speed storage devices and other devices. Supports Power Delivery 3.0 for up to 100W of power passthrough for laptop and tablets. One Gigabit Ethernet port is included for high-speed network connectivity.
 

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  • OVERVIEW
  • FEATURES
  • SPECS
  • COMPATIBILITY
  • SUPPORT
  • OVERVIEW
  • FEATURES
  • SPECS
  • COMPATIBILITY
  • SUPPORT

Massive Expansion, Designed For Both Mac® and Windows® Users

Upgrade your connectivity with 2 x USB Type-A 10Gbps, 2 x 4K HDMI, Gigabit ethernet, PD charging, and 3.5mm combo audio jack

Supercharge Productivity with Dual 4K Display

Seamlessly connect dual 4K screens, extend your display area and optimize productivity

Break Free From The Limitation Of M1/M2/M3 MacBook®

Effortlessly connect two additional displays to your M1/M2 MacBook®, support extended displays on both Mac® and Windows®

Supports USB™ 3.2 Gen 2 10Gbps Ultra-High Speed

Super-Fast Gigabit Ethernet

Supports super-fast Gigabit network speed. Provides a stable and rapid internet connection.

Powerful PD Pass-Through Charging

Supports 100W power delivery pass-through for charging your laptop.

Built-in 3.5mm Combo Audio Jack

Connect your headphones or a speaker and listen to music from your laptop

Universal Compatibility

  • Easily add two displays via HDMI™ 4K60 Hz and 4K30 Hz
  • Power Delivery 3.0 offers up to 100W of charging pass-through
  • Connect or charge your USB™ devices with 2 x USB™ ports
  • Combo 3.5mm Audio Jack
  • SuperSpeed+ USB™ 3.2 Gen 2 provides up to 10Gbps transfer rates
  • Hot-swappable USB™ enables you to add or remove monitors without rebooting your system
  • Reliable network connectivity via the Gigabit Ethernet port
Hardware
audio supported
Yes
host connector

1 - USB-C® Male

network interface
RJ45 (Gigabit Ethernet)
ports

1 - HDMI™ 4K @ 60 Hz

1 - HDM™ 4K @ 30 Hz

2 - USB™ Type-A 3.2 Gen 2 (10Gbps)

1 - Combo 3.5mm Audio Jack

1 - RJ45 Gigabit Ethernet

1 - USB-C® PD-in with PD 3.0 up to 100W

power source
Bus-powered or self-powered
video output

2 - HDMI™ Female

warranty
2 Year Limited
Performance
audio channel
2.1 via HDMI™
compatible networks
10/100/1000 Mbps
displays supported

2

max data transfer rate

10 Gbps

max display resolution

Single DP™ Alt:
3840 x 2160 @ 60 Hz
2560 x 1440 @ 120 Hz
1920 x 1080 @ 144 Hz

Single USB™ Graphics:
3840 x 2160 @ 30 Hz
2560 x 1440 @ 60 Hz
1920 x 1080 @ 60 Hz

Dual Display:
3840 x 2160 @ 60 Hz via DP™ Alt
3840 x 2160 @ 30 Hz via USB™ Graphics

Mouse Specifications
Power
input current
5A
input voltage
20V
output current
4.5A
output voltage
20V
power consumption
≤ 700 mA
power delivery
Up to 100W via USB-C®
Physical Specifications
cable length
7.8 in. (198.12 mm)
color
Space Grey
enclosure type
Aluminum
operating humidity
< 85% non-condensing
operating temperature
32 to 98°F (0 to 37°C)
product depth
2.24 in. (56.98 mm)
product height
0.58 in. (14.85 mm)
product weight
4.00 oz (113.5 g)
product width
5.8 in. (147.25 mm)
storage humidity
< 85% non-condensing
storage temperature
14 to 140°F (-10 to 65°C)
Wireless Protocols
Package Contents
  • 1 - JCD398 USB-C® Dual 4K HDMI™ 10Gbps Mini Dock
  • 1 - Quick Installation Guide (QIG)
System Requirements
  • Windows® 10 / 11
    macOS® 10.14 or later
  • Available USB-C® port that supports DisplayPort™ alternate mode and USB™ Power Delivery 2.0/3.0 or 3.1 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.
Special Notes
  • Driver installation is required for macOS® and Windows®. If the computer has network access and administrative rights, Windows® can automatically install the driver when the device is plugged in.
  • 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.
  • A 4K-capable display is required for obtaining the 3840 x 2160 resolution
  • If you are using a high-powered USB™ device, attach a USB-C® power adapter to the power delivery port to ensure maximum performance. When using the USB-C® power adapter, the multi-adapter powers both the adapter (with attached peripherals) and your laptop.