Feature●High performance speakers Dolby Atmos●Certified for Dolby Atmos, DTS:X and DTS Virtual:X●Flexible installation options●Deep and superior sound quality●Klipsch proprietary Tractrix horn-loading technology ensures that the RP-502SA surround speakers high-frequency sound energy is directed to the handset, reducing unwanted artificial vibrations caused by the wall bouncing noise - this way you hear the clearest, detailed, lifelike sound.Description Klipsch Proprietary Cerametallic woofers are the signature of the RP-502SA for both sound and aesthetics. These hard materials support performance.