MTK6589 1.MTK6589 Quad Core 2.OS: Android 4.1 2.5.0" HD IPS Retina Screen, resolution 1280x720px 3.1GB/4GB H7500+ Quad Core Phone Android 4.1 OS 5.0 Inch HD IPS Retina OGS Screen MTK6589Highlights: CPU: MTK6589 ... battery)200gStandby TimeAbout 2~3 daysOther Feature3G, WIFI, GPS, FM, Play Store, Bluetooth, Ebook, Email, Messaging, wallpapers,calendar, calculator, clock, camera, G-sensor, etc ...