Leviton 95A20-1 Omni-Bus Single-Gang Switch Box with Cover, Metal Features holes and knockouts for mounting to desired surface Can accommodate Hi-Fi 2 by Leviton Security & Automation interfaces, Omni-Bus hardwired wall stations, and UPB switches Includes a metal cover with hardware for mounting to the box CE, FCC, UL (ETL), SASO, and C-Tick approved Leviton recommends professional installation on Security and Automation products. To find an installer in your area, please email dealer@leviton.com