Asus Zenfone Max (M2) ZB633KL official Pictures. Asus Zenfone Max (M2) ZB633KL is a Smartphone of asus. The Asus Zenfone Max (M2) ZB633KL Android Smartphone. Announced Dec 2018. Features 6.26″ Display Snapdragon 632 Chipset 4000 MAh Battery 64 GB Storage 4 GB RAM. Asus Zenfone Max (M2) ZB633KL price starts.