Asus Zenfone 4 ZE554KL official Pictures. Asus Zenfone 4 ZE554KL is a Smartphone of asus. The Asus Zenfone 4 ZE554KL Android Smartphone. Announced Aug 2017. Features 5.5″ Display Snapdragon 630 Chipset Dual: 12 MP (f/1.8 25mm 1/2.55″ 1.4µm OIS Dual Pixel PDAF) + 8 MP Primary Camera 8 MP Front Camera 3300 MAh Battery 64 GB Storage 6 GB RAM Corning Gorilla Glass 3. Asus Zenfone 4 ZE554KL price starts.