Well over a year ago Oppo demonstrated a prototype foldable phone at the MWC, however nothing came of it. Since then multiple patents have surfaced, revealing various designs that the company is experimenting with. The latest design to crop up is a clamshell, kind of like an inverted Moto RAZR, and it has an interesting feature – angle detection. The phone is designed to fold with the screen remaining outside. Folded, it’s fairly compact and squarish, but doesn’t need an external screen like the RAZR. It’s more similar to the RAZR rather than the Galaxy Z Flip as one half is slightly...
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