I had the opportunity to test six different model watches video, well it is the one I recommend is that want to have around the wrist a complete device, effective, really tight and very solid; As for the video result I would say that is superior to other tested model and equivalent to the result obtained with high-end mobile phone, audio level is idem, the battery has charged two hours Bulk registration not yours stop (Hint, to not hear the clicking of the second hand in your registration you just have to get the little button time setting) next objective is equivalent to a 80 mm side and took it not as " Photo "is practically given in view of the quality of this product, I dragged on for six years the same model and I've never had any problems, this is not the case of another model that is rendered to the soul After a few uses. Emilien