The M-50 in-wall speakers feature 5.25" long-throw poly/carbon woofers for tight, accurate bass and 1/2" poly dome tweeters for crisp, clean highs. Their self-resetting thermal cut-off protects them from overloads. Metal mounting brackets are included for post-construction. Optional M-5R rough-in-kits are available for pre-construction. BIC models that match well with M-50 are DV52si (Bookshelf Speakers), AdattoV52si (In/Outdoor Speakers), DV52CLR-B (Center Speaker), and DV53CLR (Center Speaker). M-50 Speakers can be painted to match your decor. Ideal for use with ALL surround and music formats.