User's Manual

Under data roaming, you can surf the internet by SIM card in

the situation of roaming.

This data roaming means roaming between operators ,but not

areas.

 Network mode

Choose 2G/3Gfrequency channel. GSM means 2g network,

this device support GSM 850/900/1800/1900MHz and 3g

WCDMA 2100MHz. 3g frequency channel WCDMA

850MHz/900MHz/1900MHz is optional. See pic 4.17.

Pic 4.17

（1）Access Point Name(APN)

Click Mobile network settings, see as below picture 4.18:

pic 4.18

（2）Access point name (APN)

Choose the corresponding connection method see as below

picture 4.19: