+<li><a href="audio/Portable%20stereo%20active%20speaker/index.html">Portable stereo speaker</a>
+<ul class="org-ul">
+<li><img src="audio/Portable%20stereo%20active%20speaker/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="audio/Headphone%20hub/index.html">Headphone hub</a>
+<ul class="org-ul">
+<li><img src="audio/Headphone%20hub/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+
+<div id="outline-container-sec-2-2" class="outline-3">
+<h3 id="sec-2-2"><a id="ID-0482740b-0f2e-4138-804d-37c7025124d3" name="ID-0482740b-0f2e-4138-804d-37c7025124d3"></a><span class="section-number-3">2.2</span> Miscellaneous</h3>
+<div class="outline-text-3" id="text-2-2">
+<ul class="org-ul">
+<li><a href="misc/CAT%20B30%20phone%20cover/index.html">Cover for CAT B30 phone</a>
+<ul class="org-ul">
+<li><img src="misc/CAT%20B30%20phone%20cover/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/Nokia%20105%20(2019)%20modification%20for%20seniors/index.html">Nokia 105 (2019) modification for seniors</a>
+<ul class="org-ul">
+<li><img src="misc/Nokia%20105%20(2019)%20modification%20for%20seniors/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/12V%20Lead-Acid%20battery%20changer%20and%20terminal/index.html">12V Lead-Acid battery charger and terminal</a>
+<ul class="org-ul">
+<li><img src="misc/12V%20Lead-Acid%20battery%20changer%20and%20terminal/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+
+<li><a href="misc/USB%20extension%20cable/index.html">USB extension cables</a>
+<ul class="org-ul">
+<li><img src="misc/USB%20extension%20cable/TPU/schematic.png" class="img-responsive" alt="schematic.png">
+</li>
+<li><img src="misc/USB%20extension%20cable/PLA%20+%20TPU/make.png" class="img-responsive" alt="make.png">
+</li>
+</ul>
+</li>
+</ul>
+</div>
+</div>
+
+<div id="outline-container-sec-2-3" class="outline-3">
+<h3 id="sec-2-3"><span class="section-number-3">2.3</span> Optics</h3>
+<div class="outline-text-3" id="text-2-3">
+<ul class="org-ul">