All of our products have: (a) two weeks RTB warranty, unless stated otherwise. RTB means 'Return-to-Base'. Buyer pay to return, we pay to resend. (b) Shipping is not refundable sorry as it is paid to a third party. (c) Products must be returned in original condition with all package. (d) Warranty is void if factory labels are removed, physical damage, dismantling, tampering etc.