div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=images-nassl-images-to-aim-the-very-directional-high-frequencies-toward-the-listeninghtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: images-nassl-images-amazoncom · to aim the very directional high frequencies toward the listening position at ear-level height Before installing the speaker grille gently press loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer20220421025e7eb3052a7bf11c8758f0a9html5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=images-nassl-images-to-aim-the-very-directional-high-frequencies-toward-the-listeninghtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: images-nassl-images-amazoncom · to aim the very directional high frequencies toward the listening position at ear-level height Before installing the speaker grille gently press loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentssitereader033viewer20220421025e7eb3052a7bf11c8758f0a9html5thumbnails2jpg width=140 height=200 divdiv