Asus Zenfone 2 ZE551ML is coming with Android v5.0 (Lollipop) operating system. The phone is packed with 1.8 GHz Quad-core processor for high end performance. It is available in 2G, 3G and 4G connectivity. Asus Zenfone 2 ZE551ML features attractive 5.5 Inches IPS capacitive touch screen with Corning Gorilla Glass 3 Protection. It has a 4 GB RAM. Asus Zenfone 2 ZE551ML comes with 13 MP rear camera and 5 MP front camera with LED flash. The phone supports connectivity features like Wi-Fi, Bluetooth, USB and GPS. It comes with 32GB internal storage and external memory up to 64 GB via microSD card. And it runs on 3000 mAh Non-removable Li-Po battery.