If you want to buy this product you must agree with the conditions. Conditions are not subject to change. With the pressing of the button “BUY” you finish the order and the money will be deducted from your card. If your card been rejected from the system then the order is invalid and no money will be taken from your card. If any problem occur after you buy the device, the device will be exchange under the guarantee conditions but no money will be given back. Guarantee is one year. The Company has the right to change any circumstances at anytime.