The highest performing loudspeaker in the Monitor XT line, the MXT70 maximizes your enjoyment of music, movies, TV and gaming. With its dual 6.5" Dynamic Balance woofers and 8" passive bass radiators, and Hi-Res Audio certified tweeter, the MXT70 will fill your home with powerful, high-resolution sound with crystal clear highs and deep, effortless bass. Monitor XT70 is DTS:X compatible, and with a modern, accessibly priced design, fulfills the Polk promise of great sound for all.