According to the document of F3936-3436H 3G router is as follows Standard and Band: UMTS / WCDMA / HSDPA / HSUPA / HSPA + 850/1900 / 2100MHz.
Test results is not passed (NBTC), because the issue of Out Of Synch frequency. The frequencies that are do not operate. The NBTC officer recommends a confirmation from the manufacturer about the equipment properties that we (United Telecom Sales & Services) brought into use in Thailand. Details are as follows:
The F3936-3436H 3G router is as follows: WCDMA 2100MHz Only
Not follows: UMTS/HSDPA/HSUPA/HSPA+ 850MHz and 4G LTE