Oppo K7 X has display Size 6.5", operating system Android 10, ColorOS 7.2. The device has ram 6/8 GB too, card support is No, it has 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM hard disk. Back camera 48 MP is awesome, front camera 16 MP is also not bad. K7 X has power storage, . Device status is Available