【USB C to Dual HDMI Adapter】Important Note: MST (Multi-Stream Transport) is not supported on macOS. The KOZYC 4 IN 1 USB C to Dual HDMI Adapter expands your connectivity with 2x HDMI ports for dual displays, 1x USB 3.0 port for fast data transfer, and a 1x100W PD (Power Delivery) charging port for quickly charging your laptop. Android supports AAA mode (mirror mode). macOS supports AAA and ABB mode. Windows OS supports AAA, ABB, ABA, and ABC mode, offering flexible display configurations.【Dual 4K HDMI Output】MST is not supported on macOS, and dual displays under MST mode are limited to 1080p at 60Hz. This USB-C to HDMI adapter allows you to mirror or extend your laptop's display to two monitors simultaneously, boosting productivity. A single monitor can support resolutions up to 4K at 30Hz, delivering crisp, clear visuals. When using dual monitors in SST (Single-Stream Transport) mode on macOS, the resolution remains at 4K 30Hz. However, in MST mode on Windows, dual monitors are limited to 1080p at 60Hz. To ensure 4K output, verify that your laptop, monitor, and HDMI cables are all 4K-compatible. This adapter 4k 30hz capability ensures high-quality display output.【USB 3.0 Data Transfer & 100W PD Charging】The USB-A 3.0 port supports data transmission speeds up to 5Gbps, allowing for quick file transfers. The PD 100W Charging Port lets you connect a power adapter (not included) to charge your connected laptop or devices at up to 100W. Please note: The PD port has a pre-deducted power of 10W. Therefore, select a power supply with sufficient power to meet your laptop's needs. For example, if your laptop requires 65W, use a charger with 75W or higher.【Broad Compatibility】(Note: This adapter is not compatible with all USB-C port laptops. Ensure your laptop supports DP Alt mode, Thunderbolt 3/4, or USB4.) This USB C hub is plug-and-play, eliminating the need for driver installation. It supports most USB-C devices with a USB-C port that supports DP Alt mode, Thunderbolt 3/4, or USB4. It's compatible with MacBook, MacBook Pro/Air, Dell XPS, HP, and other popular laptops.【What You Get】The KOZYC USB-C 3.0 to HDMI Dual Display Adapter x 1, User Manual x1, a 2-year warranty, and lifetime technical support are included. Contact our customer service team with any questions.Product Description
1USB 3.0 (Up to 5Gbps)24K@30Hz HDMI Output3Portable & Lightweight4Aluminium Alloy+ABS ShellNo picture output or the display flicker?
(1) Check if laptop's USB-C port supports DP Alt mode, USB4, Thunderbolt 3/4. (2) Lower laptop's output resolution. (3) Unplug/replug hub and restart computer. (4) Verify USB-C port supports USB 3.0+ data transfer.
Can't get the 4K@30Hz resolution?
Replace a newer 4K@30hz UHD TV. Check the laptop is compatible with the DP 1.2/1.4 standard or Thunderbolt 3. Please note that a Single display can support up to 4K@30Hz. However, in MST mode, dual displays can only support up to 1080p@60Hz.
Can't Extend Two Different Screens (ABC Mode)?
This hub does not support ABC extended display on macOS, Linux, or Android. To enable ABC extended display, the hub must be used with the Windows operating system.
Devices Connected to PD Port Are Not Charging or Charging Slowly
Ensure charger provides sufficient power. PD port pre-deducts 10W. Please choose appropriate power supply based on laptop needs. E.g., if device needs 65W and PD port has 10W pre-deduction, use 75W+ charger.
Product didn't work?
1. Make sure your laptop's USB-C port compatible with DP Alt mode, DP 1.2/1.4 standard or Thunderbolt 3.
2. Set the laptop's output resolution to a lower one.
3. Unplug and replug the hub and restart the laptop.
4. Replace a 4K@60hz UHDTV
