What is 2G,3G,4G,5 LTE,VoLTE | 4G, 5g network | Jio 5g launch in india | LTE vs VoLTE

What is 2G,3G,4G,5 LTE,VoLTE | 4G, 5g network | Jio 5g launch in india ::-is video me maine apko mobile telecommunication ke bare me batyia hai jisme maine …

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4g lte