Leviton commercial-grade HDMI cables work as part of the Leviton IT/AV system to provide the highest performance in education, healthcare, enterprise, and government applications. These cables are CL2 rated for in-wall use and are ideal for 1080p, 4K, 3D, and deep color signals. The optional cable locking system provides a secure connection for the cable to all Leviton HDMI Signal Extension devices, making it ideal for in-wall and permanent system installations.