店里买 $279.99-$40 +tax
网上买 贵一些
http://www.costco.com/Browse/Productgroup.aspx?Prodid=10043022&search=AprilMVM&Dx=mode+matchallpartial&Mo=40&cm_re=1_en-_-Top_Left_Nav-_-Top_search&Sp=S&lang=en-US&Nr=P_CatalogName:BC&Ns=P_Price|1||P_SignDesc1&N=5000043&whse=BC&ViewAll=99&Ntk=Text_Search&Dr=P_CatalogName:BC&Ne=4000000&D=AprilMVM&Ntt=AprilMVM&No=39&Ntx=mode+matchallpartial&Nty=1&topnav=&s=1