This HDMI Coupler connects 2 HDMI cables into 1 HDMI cable for a long-distance extension 4K HDMI Supported - Complies with HDMI 2.0, supports 4K@60Hz UHD and HDR. Wide Compatibility - Supports HDMI signals from TV Box, TV Stick, Game Console, PC, Laptop to HDTV, Monitor, Projector and more. Durable Connectors - Gold-Plated connectors to ensure consistent performance. Long-Distance Supported – Supports up to 20M extension for optical fiber cable (input only), and 10M extension for 24AWG cable (input/output).
