ASUS Zenfone 4 Series Smartphones – Up To 5 Different Models Launched In Europe Taiwanese tech company ASUS has officially announced the Zenfone 4 series smartphones which are comprised of five models, all with dual cameras and a couple of other distinguishing features. The series is made up of the Zenfone 4 Pro, Zenfone 4, Zenfone 4 Selfie Pro, Zenfone 4 Selfie and Zenfone 4 Max. Of the lot, the Zenfone 4 Pro is the flagship model but we’ll take a look briefly at the specs and features of the models. ASUS ZenFone 4 Pro ASUS ZenFone 4 Pro features an advanced dual-camera system designed to take mobile photography to new heights. It comes with a 16MP Sony IMX362 main sensor with a large 1/2.55-inch size, 1.4µm pixels and a wide, f/1.7-aperture lens to capture brighter and clearer photos in low light. The phone comes with 2X zoom and a 10X total zoom that brings distant subjects closer, putting the main subject in sharp focus while background details are soften...