1.3 inch capacitive touch, resolution: 240 x 240 RAM 512MB + 4GB in flash, extend memory support up to 32gb OS Android 5.1 dual core MTK6572 1.3Ghz Bluetooth / GPS / WiFi Supported Frequency bands: GSM( 850,900,1800,1900) WCDMA (850,2100) Heart rate monitor, pedometer 400 mAh battery Massive different kinds of dials