TIANJIE 4G WIFI ROUTER MINI ROUTER 3G 4G LTE WIRELESS PORTABLE POCKET WI FI MOBILE HOTSPOT CAR WI-FI ROUTER WITH SIM CARD SLOT  

Product  introductions:

This device is designed for WIFI users to get access to internet via UMTS/HSPA/LTE.In order to connect to high speed network easily and fast,it uses the battery powered.

The main country operator and frequency band are in the one of the product's pictures

please check it first for the sim card frequncy band before order.

1.As we all know that have so many operator and frequncy in the world ,so please  check the frequancy of the sim card Compared with our goods,if you do not know the  frequncy ,please ask your operator first.

2.If the frequncy is right ,but can not connnect automaticly,for this can enter the  ip address ,then setting the APN of the sim(the info can consult operator)

3.If signal is unstable, you can also manage the settings page, lock 4G or 3G  network, can effectively improve the stability of the network.