
Xiaomi has launched the updated version of the YI Action Camera, the YI 4K Action Camera, which, as you can tell, now records in 4K. The YI 4K has a 12 megapixel Sony IMX377 sensor, that can also shoot stills in native resolution along with 4K video. The lens is a seven element piece with 155 degree viewing angle and f2.8 aperture. The six axis gyroscope...