Gadget hacker KipKay couldn’t let his fans go too long without another project. So, he’s released a video showing how to create a spy stethoscope that lets you hear through walls, all for under $25. Continue reading to watch.
Gadget hacker KipKay couldn’t let his fans go too long without another project. So, he’s released a video showing how to create a spy stethoscope that lets you hear through walls, all for under $25. Continue reading to watch.