LTE stands for Long Term Evolution.
The introduction of the 700 MHz LTE has started a new growth in the LTE network. LTE BAND 2, 4, 7, 12, 17 are the most important to have on your phone. Having a phone with these LTE BANDS will help you to get the better speed of the internet and better coverage.
The new LTE network has also expanded options for VOLTE (Voice Over LTE). This network supports speeds up to 150 Mbps.
You can check the spectrum management for 700MHz at the link below: