Buy with Confidence: With Monoprice's Lifetime Warranty on all Cables, you can rest assured we stand behind our products and our customers. CL2 Rated: Tested by Underwriters Laboratories to the CL2 standard, these cables are safe for use in and through the walls and attic spaces of residential class buildings. Thinner Conductors: By using thinner conductors than many other passive High Speed HDMI Cables, these cables are easier to install, route, and hide from view. Fire resistant CL2-rated cable jacket Unbranded cable with no logos or brand markings