4G : LTE network and device support

Before buying 4G tablet/Handset , check frequency band supported by device and respective N/W planning to use with. Becayse 4G device are not designed on “one size fit all concept “.They may not work with all 4G LTE N/W.  Because worldwide different spectrum is used to deploy LTE.

They are specifically targeted for specific country and network.

Sierra 320U  data card   does not have support for 2300MHz frequency  band and is not compatible with  Airtel 4G LTE N/W.

Airtel had launched 4G LTE on 2300MHz frequency.

For US market also Sierra has launched another product 313U since  AT&T and Verizon has LTE deployment on 700 MHz.