4GB Large memory up to 4GB ensures the stability and smoothness of data. Designed for ^^ 800MHz Frequency 800MHz frequency makes data super fast. Gives a great gaming experience. ^^ 240PINAdopting 240PIN to achieve high anti-interference and antistatic properties. ^^ Plug and PlaySupports plug and play. No driver required. Can only be used on motherboards, and does not support processors ^^ After Sales ServiceIf there are any using problems or unsatisfactory with our products, please feel to, our professional customer service team will consult the issues with. for purchasing from.