All products should be returned in original packing materials, retail box, UPC or other original items in place with all included manuals, cables, software, etc... Contact Us: We will always answer your question in a prompt manner. However, If you asked a question and did not get a response, please try again later, we might be busy at the moment. Please contact us 24/7 Mon- Sun via eBay messenger system. Feedback: We strongly recommend all our customers to post a feedback. Please contact seller first if you have any question after you received your order. Leaving a negative feedback prior to any communication is not going to help both of us on solving the problem. Orders will be shipped the same day or next working day. No shipment on holidays, Saturday & Sunday. 3~9 working days for.