We've seen plenty of modular phones before, but Techno's new magnetic modular concept pushes the idea to its limits. Available in two colors, it's all built around a super slim phone. So thin that it doesn't even include a USB port because it is thinner than the port.The range of magnetic accessories includes stackable power banks, a microphone, a speaker, kickstand clips, and various add-on camera lenses, even including an action camera. And yes, as far as I can tell, it all actually works. At least on thi ...