A phone with an Amazon SIM card showed, if you were lucky, 1 stick of 3G, there was no question of any surf on the Internet. Tower 3.5 km, no line of sight. The router impressed with the quality of cellular reception with standard antennas. After turning on the second floor of a wooden house, it showed 2-3 sticks of 4G (!). Simka Amazon, unlimited 4Mbps. I bought an antenna PETRA BB MIMO 2x2 (Antex) and a cable assembly 2x5 meters. So far, I havenβt set it up too much - I just turned in the direction of the tower. The speed is more stable. The router has moved to the first floor. In the latest firmware version, some radish removed the menu item that displayed real-time reception parameters (RSSI, RSRP, RSRQ and SINR). But in google play there was a program "Stats for Huawei LTE Routers", which shows these parameters and allows you to fine-tune the external antenna. As for Wi-Fi - about what 250 meters (diameter, radius, area?) It is not clear in the manual, but in principle it covers a plot of 12 acres.
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