Multi-purpose High Transmittance Protective Shell Double Dog Cage For GoPro 3 Plus 4   Feature:  Color: Red Material: High Transmittance High transmittance material Suitable For Gopro Hero3 3 + 4 sports camera Both sides of the lens are coated with optical film， waterproof film， high transmittance Installed two cameras can prevent camera is not stable， and another machine in video Able to simultaneously capture full resolution video and photos， and quality will not have any impact does not affect your movement and photographic effect. Perhaps a better picture of the perspective effect Using a single interface control， the use of a single camera can control the other camera mode and settings Can also Continuous recording camera simultaneously， you can also use the GoPro Studio editing software to convert it to 3D. At the same time recording with two prevention in the fierce campaign.  Package included:  1 x Double Dog Cage For GoPro 3 Plus 4  Detail pictures: