Prakhar Khanna/ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET’s key takeaways The OnePlus 15R has launched, with a compelling performance package for $699. It offers an LTPS AMOLED display, a Snapdragon 8 Gen 5 processor, and a 7,400mAh battery. The device features a dual camera system on the rear, and its design is rather generic. OnePlus’s R-series phones are best known for their value-for-money proposition. That often comes at the expense of camera versatility...