The DeLOCK Active Optical Cable HDMI 4K 60 Hz 20 m is designed for high-quality digital connections between HDMI-enabled devices such as computers, monitors, and televisions. This 20-meter long cable utilizes advanced fiber optic technology to ensure stable and lossless transmission of 4K Ultra HD video at a 60 Hz refresh rate. It is ideal for home theater systems, professional AV setups, and gaming environments where signal integrity over long distances is crucial. The active design incorporates built-in signal amplification to prevent quality loss at extended lengths, while the slim and flexible construction allows for easy installation in tight spaces without compromising durability. The cable supports resolutions up to 3840 x 2160 pixels and is compatible with HDMI 2.0 specifications, delivering vibrant colors and sharp images. It features standard HDMI connectors for plug-and-play installation and is made from high-quality materials to resist interference and wear. Weighing approximately 300 grams, this cable provides reliable performance for demanding applications, ensuring consistent audio and video quality without the need for additional adapters. The DeLOCK model 85015 offers a dependable solution for users seeking extended range without signal loss and is built with robust technology for long-term use in various electronic configurations.