What is 2G, 3G, 4G, 5G, LTE, VoLTE Technology in Mobile

What is 2G, 3G, 4G, 5G, LTE, VoLTE or How does mobile phone work These days we listen about 5g network, 5g mobile, 5g phones, Jio 5g etc etc. Here we take …

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5g vs 4g