Polk Audio 70RT (Ea) 3-way In-ceiling Speaker Hi-fi sound with broad coverage & deep Bass even at low frequencies. Powered by Dynamic balance & Polk's patented power port technology, the 70 RT in-ceiling speaker comes with a 2.5" Midrange driver, 7" Subwoofer & a 0.75" Dome tweeter. Designed to offset reflective surfaces with no sound distortions, This 3-way driver Array produces big, full-range performance from a deceptively small in-ceiling speaker. Easy to mount and install - perfect fit templates, a precision flange, (available) pre-construction brackets and the patented rotating cam system ensure secure, vibration-free installation. This in-wall loudspeaker vanishes into the wall giving you a clean, clutter-free look, becoming the center stage of room-filling sound. Paint the outer grille in any color you want and it easily blends into your home dcor. Polk's unwavering commitment, reliability, and craftsmanship has made it one of the most trusted names in home Audio. Bring out the best in surround sound systems and acoustic excellence, so you can sit back, relax and listen with your heart!