1. HDMI High-Def Performance, HD video resolution up to 4k 60hz , with your USB-C device to view sporting events, movies, video games, and photos directly on your HDMI-equipped monitor/display/TV. It's non bi-directional. Video signal only goes from USB C port to HDMI port. 2. No software or drivers required. Connect one or two HDMI monitors/displays at up to 4K 60Hz resolution. Compatible with HDMI-equipped TVs/Monitors/Projectors for both video and audio transfer. 3. Three anti-interference layers ensure no conflicting Wi-Fi signal and block most of the signal interference. Better signal transfer protection prevents suffering black screen and unstable transfer. 4. Bendable and wear-resistant braided nylon cable provides extra durability. Premium aluminum alloy casing prevents overheating. High-quality USB-C connector ensures snug connection and stable signal transfer.