Oneplus 3T smartphone, there are good cell b, coz internal storage 64GB and battery backup and look nice Slim cell ihope any guys and customer these cell used and camera megapixel good length nice Slim body these cell, these cell one plus cell micro SD card slot that no enable .that micro SD card internal alleready Store.these cell battery backup good.internet speed good and these is cell any type of model64GB, 128Gb, very very nice cell phone b, coze these cell phone functionl area big.