HDMI (High-Definition Multimedia Interface) is a standard for transmitting high-definition video and audio signals over a single cable. The "60m extended" refers to a specific type of HDMI cable that is designed to transmit signals over a longer distance, up to 60 meters (196.85 feet).Here are some key features of HDMI 60m extended cables:- Longer reach: Supports transmission of HDMI signals up to 60 meters, making it ideal for applications where devices are far apart.- High-definition video: Supports resolutions up to 4K (3840 x 2160) at 60 Hz, as well as 3D and deep color.- Multi-channel audio: Supports up to 8 channels of audio, including Dolby TrueHD and DTS-HD Master Audio.- Ethernet capability: Allows for internet connectivity and device communication over the HDMI connection.- Compatibility: Backwards compatible with earlier HDMI versions, ensuring seamless connectivity with existing devices.These cables are commonly used in various applications, including:- Home theaters- Commercial displays- Digital signage- Surveillance systems- Gaming consoles .When selecting an HDMI 60m extended cable, ensure it is certified by a reputable organization, such as (link unavailable), to guarantee its quality and performance.