Production specification: 0mah Ram: 512m(1g optional) Flash: 4gb (8gb/16g optional) Gpu: mali400-mp1 opengl es2.0 Camera: front 0.3 mega pixels back 2 mega pixels Speaker: 8¦¸/1w speaker x 1 Microphone: built-in mic G-sensor: yes Gps: yes Blue tooth: yes Wifi: yes 3g: built-in gprs¡¢edge class12 , hspa+(21m/5.6m) Fm: yes Atv: no Motor: yes Os: andriod 4.2 I/o ports: 1*micro usb port, 1*tf card slot, 2* sim card slot, 1*earphone jack Supported photo format: jpg, jpeg, gif, bmp, png Supported audio format: mp3, mp2, ogg, aac, m4a, amr, flac, ape, mav Supported video format: mp4¡¢mov¡¢3gp£¬avi Carton box