the MMR customer service over here are suxx repairing take longer time than other place. selling price are much higher than other place. repairing cost higher than other place too. that why i prefer to brought my MMR product from HK fast, cheap, reliable too. event thought they have say they do quality check but i blown 5 power supply that i brought in MMR North America. after switch to MMR Asia my power supply nvr blown again.