GoPro HERO4 Silver Sensor Type: CMOS Shutter: Rolling Sensor Dimensions: 5.37 mm x 4.04 mm (0.211 in x 0.159 in) Image Resolution: 3840 x 2160 2704 x 1520 1920 x 1440 1920 x 1080 1280 x 960 1280 x 720 848 x 480 Output Type: H.264 MP4