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This User Manual covers setup, features, compatibility, and specifications for the Satechi USB-C to HDMI 2.1 8K Adapter (ST-AC8KHM).

Product Overview

The USB-C to HDMI 2.1 8K Adapter connects to your device with its USB-C connector and gives you an HDMI 2.1 port for your HDMI cable. It is plug and play and supports resolutions up to 8K/60Hz, plus 4K at up to 144Hz and 1080p at up to 500Hz.

Setup

The USB-C to HDMI 2.1 8K Adapter is plug and play.

1. Connect USB-C cable to your device: Plug the adapter's USB-C connector into your device.

2. Plug your HDMI cable into the adapter's port: Connect your HDMI cable to the adapter's HDMI 2.1 port.
3. Switch the input to HDMI and start streaming.

Note: Your host device must support DP Alt Mode over USB-C.

Functions

Parts labeled diagram of the USB-C to HDMI 2.1 8K Adapter with 3 labeled components.

1. USB-C Connector: Connects the adapter to your device. The host device must support DP Alt Mode over USB-C.
2. Durable Braided Cable
3. HDMI 2.1 Port: Plug your HDMI cable in here. Supports up to 8K/60Hz (8K video output is currently not supported on macOS).

Features

- Up to 8K/60Hz video output
- 4K at 60Hz, 120Hz, or 144Hz
- 1080p at 500Hz
- Plug and play
- Durable braided cable

Important Limitations

8K video output currently not supported on macOS.

Host device must support DP Alt Mode over USB-C.

Some monitors will require settings to be adjusted when attempting to output 8K resolution.

Specifications

Connector: USB-C
Supported Resolutions: 8K/60Hz, 4K/60Hz, 4K/120Hz, 4K/144Hz, 1080p/500Hz
Ports:
1x USB-C Connector: host device must support DP Alt Mode over USB-C
1x HDMI 2.1 Port: up to 8K/60Hz

Certifications

FCC, CE, WEEE, CAN ICES-3 (B) / NMB-3 (B)