CLICK HERE TO INFORMATION. 128 GB MEMORY MOBILE - Asus Zenfone 2 ZE551ML-6J570WW (Silver, 4GB RAM, 128GB) Features & details 13MP primary camera with LED flash, auto focus and 5MP front facing camera 5.5-inch (13.97 centimeters) IPS HD capacitive touchscreen with 1920 x 1080 pixels resolution Android v5 Lollipop operating system with 2.3 GHz Z3580 quad core processor, 4GB RAM, 128GB internal memory expandable up to 128GB and dual SIM (GSM+GSM) 3000mAH lithium-polymer battery 1 year manufacturer warranty for device and 6 months manufacturer warranty for in-box accessories including batteries from the date of purchase Product information OS Android RAM 4 GB Product Dimensions 15.3 x 1.1 x 7.7 cm Item model number ZE551ML-6J570WW Wireless communication technologies Bluetooth, WiFi Hotspot Connectivity technologies GSM, (850/900/1800/1900 MHz), 3G, WCDMA, (850/900/1900/2100 MHz), 4G, LTE, GPRS, EDGE, WiFi 802.11 b/g/n Special features Video Calls, Dual SIM, Music Player, Video Player,