What frequency is 4G LTE?

How do I know if my NT SIM is 4G/LTE compatible? Dial *444# to check the SIM and activate 4G/LTE service.

The 3GPP B20 (800 MHz) LTE band is the second most popular band used by public mobile operators for LTE network deployments , and is excellent for wide area coverage in regional and rural environments, for in-building coverage, and represent an important digital dividend arising from the shift by TV broadcasters to …

4G LTE technologies brought it additional spectrum and frequency bands, namely around 600 MHz, 700 MHz, 1.7/2.1 GHz, 2.3 GHz, and 2.5 GHz . All of the previous cellular network frequencies are based on licenses (Table 1).

Band 12 (700MHz): This is T-Mobile’s “extended range LTE” band , used mostly as a complimentary band for coverage in rural and suburban areas, and it is similar to band 71 in function. It is supported on most phones.