phones.band
B71 — 600 MHz
B71663–698 / 617–652 MHz
Frequency
| Technology | 4G / LTE |
| Band number | B71 |
| Frequency | 663–698 / 617–652 MHz |
| Duplex | FDD |
| Note | US (T-Mobile); DL below UL |
What is a frequency band?
A frequency band is a range of the radio spectrum on which a mobile network transmits its data. Each band has a number (for example B3 or n78) and corresponds to a specific frequency in MHz.




