Product description： Before place an order please double check the item's informations and descriptions. The item price don't include Taxes and charges. These taxes are the buyer's responsibility. Before installing, please make sure others parts from your desktop work well, otherwise it will cause my product don't work. Sometimes it will also damage my products. We don't refund for this case. If the motherboard can't work correctly, please first check your CPU whether can be compatible with our motherboard, then check your RAM video card or power supply. On Mar-29-18 at 23:15:30 PDT, seller added the following information: