SIIG Thunderbolt 3 USB-C to HDMI 4K Adapter

Overview

The SIIG CB-TC0C12-S1 is a Thunderbolt 3 USB-C to HDMI adapter designed to convert a USB-C or Thunderbolt 3 port into a reliable HDMI output. It supports video and audio transmission at up to 4K resolution and 60 Hz, ensuring sharp images and smooth motion for tasks like video editing, presentations, or streaming. This adapter uses DisplayPort Alt Mode to work seamlessly with modern devices such as MacBooks, iPad Pro models, Windows ultrabooks, and compatible smartphones.

Key features

• Supports 4K resolution at 60 Hz for clear and fluid visuals across various applications.
• Compatible with USB-C or Thunderbolt 3 devices that support DisplayPort Alt Mode, enabling broad device support.
• Aluminum housing enhances durability and minimizes electromagnetic interference for stable signal quality.
• Compact and lightweight design makes it easy to carry in a laptop bag or pocket for on-the-go use.
• Plug-and-play operation requires no drivers or external power, simplifying setup and use.
• Compliant with HDCP 2.2 and 1.4 standards to allow playback of protected content on HDMI displays.
• Transmits both video and audio through a single cable, reducing clutter and simplifying connections.

Key specs

• Maximum resolution: 4K (3840 x 2160) at 60 Hz
• Interface: USB-C (Thunderbolt 3 compatible) to HDMI
• Video standard: DisplayPort Alt Mode support
• HDCP compliance: HDCP 2.2 and 1.4
• Material: Aluminum housing for durability and interference shielding
• Power: Bus-powered, no external power required
• Audio: Supports audio pass-through via HDMI

Connectivity and compatibility

This adapter connects USB-C or Thunderbolt 3 devices that support DisplayPort Alt Mode to HDMI displays such as monitors, projectors, and TVs. It works naturally with a wide range of devices including recent MacBooks, iPad Pro models, Windows ultrabooks, and smartphones with video-enabled USB-C ports. The reversible USB-C connector simplifies plugging in without worrying about orientation.

Ideal uses and environments

The adapter is well suited for remote workers who want to add a second 4K monitor to their home office without rewiring. Presenters benefit from instant compatibility with conference room displays, while travelers can enjoy protected 4K content on hotel TVs thanks to HDCP support. Its compact size and durable build make it a practical choice for professionals and students who need reliable video output on the go.