1. Following up the case, recording the entire process and all the voice from each customer. Solution will be provided within 48 hours. 2. Before or after purchasing order released to us, if you have any technical questions, please send e-mail to our service mailbox, we will give you professional reply in time. 3.Online services: SKYPE, mail, voice phone, message. You could contact us at any time. 4.All products have 1-year warranty. If there is no man-made problem, we will replace or repair for your freely. 5.We would appreciate any of your suggestions for helping us to keep improving our service and product. 6.OEM accepted.