div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: marioboncommarioboncomprove_O_GrandCallas20142014_GrandCallas · 2018-01-28 · LAB REPORT OPERA AUDIO GRAND CALLAS 11 Opera claims 89dB sensitivity for the Grand Callas Il src=https:reader030vdocumentinreader030viewer20220331195ea431ef39a23d744f7e909chtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: marioboncommarioboncomprove_O_GrandCallas20142014_GrandCallas · 2018-01-28 · LAB REPORT OPERA AUDIO GRAND CALLAS 11 Opera claims 89dB sensitivity for the Grand Callas Il src=https:reader030vdocumentinreader030viewer20220331195ea431ef39a23d744f7e909chtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: marioboncommarioboncomprove_O_GrandCallas20142014_GrandCallas · 2018-01-28 · LAB REPORT OPERA AUDIO GRAND CALLAS 11 Opera claims 89dB sensitivity for the Grand Callas Il src=https:reader030vdocumentinreader030viewer20220331195ea431ef39a23d744f7e909chtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdiv