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Quick-Start Guide

To view manuals, FAQs, videos, drivers, downloads, technical drawings, and more, visit www.startech.com/support.

Manual Revision: November 12, 2021 4:56 PM

Product Diagram (Side A)

    
   (Side 

B)

   (Side 

C)

   

 

Component

Function

1

Built-in USB-C Host Cable

• 

Connect to a USB-C Port on a Host Computer

• 

USB 3.1 Gen 2 (10Gbps)

• 

DisplayPort 1.4

• 

Power Delivery 3.0 Specificatio

n

2

2 x HDMI Output Ports

• 

Connect up to two HDMI Display Devices

• 

HDMI 2.0

• 

Uses MST via DisplayPort 1.4

Requirements

For the latest requirements, please visit 

www.StarTech.com

/120B-USBC-MULTIPORT

Product ID 

120B-USBC-MULTIPORT

 

USB-C Multiport Adapter - 2 x HDMI 2.0 HDR - 4K - 2 x USB-A (5Gbps) - GbE - SD / MicroSD - 100W PD

3

1

4

3

MicroSD Card Reader

• 

Micro Secure Digital (microSD) 4.0 UHS-II, 

microSD 3.0, 2.0, 1.1, and 1.0 compatibility

• 

Push a microSD Card, label side up, into 

the microSD Card Slot

• 

Note: The Host Computer’s Operating 

System (OS) will automatically detect the 

SD Card and install the required driver 

software

4

SD Card Reader

• 

Secure Digital (SD) 4.0 UHS-II, SD 3.0, 2.0, 

1.1, and 1.0 compatibility

• 

Push an SD Card, label side up, into the SD 

Card Slot

• 

Note: The Host Computer’s Operating 

System (OS) will automatically detect the 

SD Card and install the required driver 

software

5

USB-A Data/Charge Port

• 

Connect and/or charge a USB-A peripheral

• 

USB 3.1 Gen 1 (5Gbps)

• 

Supports BC1.2 5V/1.5A (7.5W) charging

• 

(USB-C Power Adapter Required)

6

USB-A Data Port

• 

Connect a USB-A peripheral

• 

USB 3.1 Gen 1 (5Gbps)

7

Gb Ethernet Port

• 

Connect a CAT 5e/CAT 6 cable to establish 

a network connection

• 

10/100/1000Mbps

8

USB-C 100W Power 

Delivery Port

• 

Connect a USB-C power adapter

• 

USB Power Delivery 3.0 (up to 100W)

5

8

2

6

7

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