Really good camera for the money - in the price range unbeatable. Have tested the camera several times and am very impressed. Of course it does not come completely ran to the GoPro, costs for but even half. After the firmware update the control with smartphone works great. The picture quality is beeidruckend - even underwater. The only negative: - The rounded bottom prevents unfortunately, that they can leave without the Case somewhere - Switching in case (as stated in other reviews) with detours possible - Case sometimes fog up when external moisture and heat from the inside - a few times wash, then passes through the cases only in extreme