The AEI80 In-Wall Speakers are an excellent choice for front (left and right) home theater installations as well as the best choice for surround-sound use. Their Elliptical Oblate Spheroidal™ (EOS™) Waveguide, based on JBL's renowned line of professional studio monitors, improves high-frequency sound dispersion, allowing speakers to generate a sharply focused front sound field for precise soundtrack imaging.JBL titanium-laminate drivers (AEI65/80) or pure titanium tweeter and polymer-coated aluminum woofers (AEI55) maintain musical accuracy and clarity even at frequency extremesStraight-line Signal Path™ (SSP™) crossover network for minimal signal distortionLong-excursion woofers with butyl-rubber half-round surrounds and extended pole-piece magnetic structures for maximum bass impact and dynamic rangeLow-diffraction, swivel-tweeter mounting system for optimum stereo imagingHeavy-duty push-type input terminals for long-term connection integrityIntegrated dog-ear mounting brackets (optional rough-in kits available for pre-construction installs in new homes)Acoustically transparent paintable baffles and grilles