Realme 12 x 4 64 July 8, 2019 16 32 64 128 Realme 12x 5g 4 64 Realme 12x 4 64 price Realme 12x 4 64 price in bangladesh Realme 12x 4 64 price in india Realme y 12 Realme 12 s ultra Realme android 12 root