Сегодня в получении 4G интернета главное - это знание радиообстановки и выбор антенны_КоПСС

You can't simply install 4G mobile internet access equipment and forget about it. My extensive experience tells me that at least twice a year, connection diagnostics and adjustments are required: direction, operating frequencies, and sometimes even a change of operator. Left unattended, a system for amplifying and receiving internet via 4G mobile networks can disappoint and surprise with unexpected speed degradation. Mobile Internet Lab from KoPSS (Personal Cellular Service Company).