FA95-4 Recessed Encosure with Dog Legs for 4" Strategy Series by Atlas Sound is an economical system enclosure with less depth than the FA97-4 model. It is best for installations requiring quality voice transmission, music and signal reproduction in commercial, industrial and institutional applications. It features a Deep enclosure to allow for lower ceiling clearances. It also has Flip tab dog ears allow for installation in ceilings up to 2-3/8" thick.