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<p><big> Types of touchless technology </big></p>
<p>There are several devices utilizing this type of interface such as smartphones, laptops, games, TVs, and music equipment.</p>

<p>One type of touchless interface uses the Bluetooth connectivity of a smartphone to activate a company's visitor management system. This eliminates having to touch an interface, for convenience or to avoid a potential source of contamination as during the <a href="page.php?w=COVID-19_pandemic">COVID-19 pandemic</a>.</p>

<p><big> Input devices </big></p>
<p>The ability to track</p><p>
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