SAMSUNG 原装颗粒 7 ORIGINAL GRANULE 稳定提速不卡顿拒绝蓝屏死机 STABLE SPEED INCREASE IS NOT STUCK,REJECT BLUE SCREEN OF DEATH M471A5244CB0V05 SAMSUNG SAMSUNG K0EA000812223F684C 1812 4681Rx16P04-2400T-S00-11 Made in Philippines M471A5244CB0-CRC (飞冠 送运 终身 15天 费险 质保 包退