Loại nào rẻ nhất?
2 sim 1 sóng: http://thegioididong.com/sieu-thi-dien-thoai-di-dong-nokia,san-pham-42-1-23192-khu-vuc-13,nokia-c1-00.aspx
2 sim 2 sóng (chưa về): http://thegioididong.com/sieu-thi-dien-thoai-di-dong-nokia,san-pham-42-1-23191-khu-vuc-0,nokia-c2-00.aspx