Enjoy movies music and games with cinematic high-definition sound filling all the space. Polk Audio Signature Elite ES60 2-Way Floorstanding Speaker System is Hi-Res Audio Certified Compatible with Dolby Atmos and DTS:X and features a dynamically balanced quad-driver acoustic array precision crossovers and Power Port bass enhancement. Having three 6 5-inch mica-reinforced polypropylene woofer and 1" terylene dome tweeter The ES60 has a frequency response of 36 Hz to 40 kHz and a sensitivity of 86 dB for accurate sound. Rating from 20 to 300 watts, these speakers are compatible with 4 and 8 ohm outputs.