AtlasIED 4-Inch 2-Way Pendant Mount Speaker with 70.7V-16W Transformer (White)The AtlasIED PM4FA features the familiar response and dispersion of AtlasIEDs model FA134 high performance 4 inch Strategy Series driver. This speaker is the same FA Series device used in AtlasIEDs successful model FAP42T ceiling speaker package. Mounted Down Firing Speaker Mounted down firing in an attractive enclosure, the PM4FA provides a natural impressive full range frequency response for both music and paging applications. Easy Installations