0 left side is 12 watts and the right side fast charger is 7. take it with me every where Auto shut-off feature is nice. cependant je conseille de prendre une taille de plus je fais du 39 habituellement jai pris du 40 et elle me vont parfaitement. These do not seem authentic! The plastic earpiece feels pretty cheaply made and doesnt fit super well in the ear, but they dont have any sharp edges like most cheap headphones have. So in the space of a few days, Ive discovered the support is there if needed, the battery life is great & it gives out a great sound. Sorry this is the pros section). It was easy to replace and it was affordable I should of ordered a large but im determine to loose my belly.