Mobile Phone Twist Test Machine
Application
It is suitable for mobile telephone, telephone receiver, handleDimension W600×D550×H400mm
What's the round thing on the back of people's phones?
PopSockets
What are PopSockets? PopSockets are small plastic contraptions that “pop” onto the back of your phone. They are made of three parts: a decorative disc, a flexible, accordion-like stem, and a circular base that sticks on your phone. It's still unclear what the “socket” part of the name means exactly