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Modern smartphones rely on four essential wireless technologies to keep you connected. Cellular networks (4G/5G) provide internet access anywhere, WiFi delivers faster speeds at home and hotspots, Bluetooth connects your accessories, and NFC enables secure contactless payments. Understanding when to use each connectivity option helps you maximize speed, conserve battery life, and avoid data overage charges. Whether you’re streaming content, pairing headphones, or making payments, choosing the right connection method makes all the difference in your daily mobile experience.
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