Android 4.0 OS GPS WIFI 3G ,WCDMA+GSM MTK6575, 1.0GHz 5.0 ... newest model Android 4.0 OS GPS WIFI 2. 3G ,WCDMA+GSM GPS,WIFI,Bluetooth,MP3 3. MTK6575, 1 ... 2G: GSM 850/900/1800/1900MHz3G: WCDMA 850/2100MHzSim Card DualSim Card Dual StandbyService Provide UnlockedStyle BarColor WhiteShell Material ... 145x 78 x 12mmNet Weight(Including battery) 193gOther Feature 3G, GPS,WIFI,Bluetooth, FM radio, Ebook, Email, ...