Description of each part
Front
1.
Microphone.
2.
Back: return to the previous menu.
3.
Home: return to the home screen; Long-press and double-click functions
can be customized.
4.
Reset: to restart system.
5.
Power: power on / off.
Side
1.
Mini USB port: to connect with USB
cable.
2. Micro SIM card slot: insert Micro SIM
card to connect with 3G/4G network.
3.
Micro SD card slot: insert micro SD
card to store the map or other data.