Andoer CNC Aluminum Alloy Protective Frame Case w/ Bracket + Screw + O-rings for Xiaomi Yi Sports Action Camera Suitable for Xiaomi Yi Sports Camera. Made of aluminum alloy, lightweight and durable. CNC precision machining, prevent deformation, squeezing and scratches. Metal protective border, radio position openings, don't affect sounds. Also fit for GoPro monopod / car suction cup / tripod and so on.