OnePlus 7 case renders suggests vertically-placed triple rear camera setup with an LED flash and pop-up selfie camera. The cases featured on the OnePlus 7 renders additionally come with cut-outs for the USB Type-C port and alert slider.
In the images below, you can see tt the bottom, the renders show the phone has a USB Type-C port, loudspeaker grill, and a primary microphone.
There is also a cut-out at the bottom that appears to be for the SIM card tray, since the handset doesn’t seem to have a SIM card slot on its sides.
In the sides of the phone, it have a volume rocker, power/ lock key, and an alert slider. At the back, there is a OnePlus logo and a triple rear camera setup. The handset also appears with an LED flash module just below the camera setup.
— Sudhanshu Ambhore (@Sudhanshu1414) April 3, 2019