... promise, so long as product quality has question, upon test and find out if they are our fault, we can exchange or ... Chargers, Earphone cable, AC power Adapter, and Wiring, which all attained "CE", "FCC" and "RoHS" certifications, and they have been sold to America ... , England, Mexico, Germany, Chile, Greece, Australia and European countries. We guarantee each product will be checked. If ...