Communications minister Jyotiraditya Scindia has done well by standing his ground and maintaining that satcom spectrum across ...

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Ratan Tata faced controversies, legal battles, and failures, but his resilience and persistence were key to his success.

While the best unlocked phones almost certainly support GSM carriers like AT&T and T-Mobile, it’s best to look for devices that work with all the major U.S. providers, including Verizon.

4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 53, 66 - A3106 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19 ...

Main Camera Triple 48 MP, f/1.8, 24mm (wide), 1/1.28", 1.22µm, dual pixel PDAF, sensor-shift OIS 12 MP, f/2.8, 120mm (periscope telephoto), 1/3.06", 1.12µm, dual pixel PDAF, 3D sensor‑shift ...

One final caveat is that T-Mobile relies on a GSM (Global System for Mobiles) network rather than CDMA (Code Division Multiple Access). This isn't necessarily good or bad, but calls made through CDMA ...

Have you ever wondered exactly how a SIM card works? We'll help you understand why your phone needs one and what they do to keep you connected.