Although 5G is making headlines in India and rapidly spreading to every nook and cranny of the country, it actually makes a good case to buy a 4G phone as these devices will get discounted pretty ...

called VoLTE (voice-over-LTE). Even so, a particular phone can choose to use a 4G modem, yet still use 3G-style phone connections. Until the 3G network is shutdown, that is. This is the crux of ...

Without VoLTE, calling often means your phone switches from the 4G network to 3G or 2G. With VoLTE, the phone remains on the ...

This is significantly better than most smartphones, but less than some older feature phones due to the power demands of 4G ...

The VoLTE Retrofit Kit enables organizations to upgrade their existing legacy Blue Light Phone Towers—transitioning from outdated POTS (Plain Old Telephone Service) lines to advanced 4G LTE ...