Extended slot
Micro SD card, up to 32 GB
Display
CorningGorilla glass 4 inch,800 x 480
Battery
4000mAH(6000mAh optional)
camera: (optional)
8 MP autofocus camera in the back side, autofocus lens, LED flash
Audio
Built-in microphone /Micro USB
Protection grade
IP65 grade
GPS
GPS/AGPS/GlONASS/BEIDOU