div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: 2N - The Global Market Leader in IP Intercoms - 2Ndust chamber VST 1 150 inv No 834490 Test parameters: The specimen was tested in an operating position dust filling of the chamber: src=https:reader036vdocumentsusreader036viewer202208141160a8b2f2bd660a6ba3750a6chtml5thumbnails1jpg 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: 2N - The Global Market Leader in IP Intercoms - 2Ndust chamber VST 1 150 inv No 834490 Test parameters: The specimen was tested in an operating position dust filling of the chamber: src=https:reader036vdocumentsusreader036viewer202208141160a8b2f2bd660a6ba3750a6chtml5thumbnails2jpg 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: 2N - The Global Market Leader in IP Intercoms - 2Ndust chamber VST 1 150 inv No 834490 Test parameters: The specimen was tested in an operating position dust filling of the chamber: src=https:reader036vdocumentsusreader036viewer202208141160a8b2f2bd660a6ba3750a6chtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: 2N - The Global Market Leader in IP Intercoms - 2Ndust chamber VST 1 150 inv No 834490 Test parameters: The specimen was tested in an operating position dust filling of the chamber: src=https:reader036vdocumentsusreader036viewer202208141160a8b2f2bd660a6ba3750a6chtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 5button div class=ts-image amp-img class=ts-thumb alt=Page 5: 2N - The Global Market Leader in IP Intercoms - 2Ndust chamber VST 1 150 inv No 834490 Test parameters: The specimen was tested in an operating position dust filling of the chamber: src=https:reader036vdocumentsusreader036viewer202208141160a8b2f2bd660a6ba3750a6chtml5thumbnails5jpg width=142 height=106 layout=responsive amp-img divdiv