The Atlas IED D161-8 uses quality components that are factory wired and shipped complete with dual-cone speaker, dual-voltage transformer and round or square grille. D Series incorporates 8" model C10A with a 10-ounce ceramic magnet. Versatile 25V/70.7V transformer includes pre-wired secondary leads with color coded, stripped and tinned primary. Recessed grilles are offered in square versions with attractive white epoxy finish. To meet code requirements and facilitate installation in a wide variety of ceilings, AtlasIED offers an optional selection of recessed and surface mounting enclosures, mounting rings and tile bridge accessories.