Does AT&T use GSM or LTE?

The AT&T network uses GSM (Global System for Mobile Communications) technology , the world’s most popular wireless phone technology. Levels of service include: HSPA+ – When combined with enhanced backhaul, our HSPA+ technology is expected to deliver speeds up to 4x faster than ordinary mobile broadband.

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What band is best for Verizon?

What LTE bands does Verizon use? Verizon Wireless was the first to arrive to the 4G LTE race and it has also built its nationwide network based on 700 MHz spectrum, but the primary band for Verizon is band 13 . Bands 2 and 4 are used to strengthen the signal in the densely populated urban areas.30 Haz 2020

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