FeaturesFor a variety of wall thicknesses the ONE-BOX™ is removable, adjustable and remountable even after the wall is in placeFast and easy installationMounts directly to a wood or steel stud for a super secure installationAngled screws inside the ONE-BOX™ affix It firmly to the stud2 hr fire ratingFor both power and low voltage applications with the F102D voltage divider installed