Boston Acoustics CR77 Black (pr) 2-Way Bookshelf Speaker 6.5" BOOKSHELF SPEAKERS 2-WAY, FULL-RANGE BOOKSHELF LOUDSPEAKER WITH SYSTEM-SPECIFIC CROSSOVER; 6.5" DCD(TM) WOOFER OFFERS EXTENDED EXCURSION WITH INCREASED BASS RESPONSE; 1" KORTEC(R) SOFT DOME TWEETER DELIVERS A SMOOTH &amp; NATURAL HIGH-FREQUENCY RESPONSE; METAL GRILL; RIGID, INT