Accepts rectangular GFCI, Surge and Decorator style devices, modular furniture adapters and RJ45s. Does not accept 5507 Series Faceplates. NOTE: Certified to Canadian Safety Standards for sale in Canada. When ordering these products, change the ''V'' color prefix to ''CV'' or the ''G'' color prefix to ''CG'' to denote the Canadian versions.Accepts rectangular GFCI, Surge and Decorator style devices, modular furniture adapters and RJ45s. Does not accept 5507 Series Faceplates. NOTE: Certified to Canadian Safety Standards for sale in Canada. When ordering these products, change the ''V'' color prefix to ''CV'' or the ''G'' color prefix to ''CG'' to denote the Canadian versions.