Oppo r 15 can I insert two telecom cards?

No, oppor 15 only has one telecom mobile phone card that can be used normally. All netcom version, mobile, Unicom and telecom can be used together at will, but two telecom cards cannot be used at the same time.

Extended data:

OPPO R 15 adopts a "bangs" shaped full-screen with a 6.28-inch, 19:9 ultra-v display, and the screen ratio is as high as 90%. Equipped with Qualcomm Snapdragon 660 processor, it comes standard with 6GB+ 128GB storage space. The main camera adopts Sony image sensor IMX5 19, and the front camera is 20 million. It uses color OS based on Android 8. 1 5.0 system.

Baidu encyclopedia -oppo r 15