3 ms·

Wideband AMR has been available for a decade on 3G, Eg https://www.bbc.co.uk/news/technology-11138503 https://www.bbc.co.uk/news/technology-11138503

• toast0 7y ago
  Being available and actually being used when making calls are unfortunately two different things.
  • timthorn 7y ago
    It's certainty been in service on the network I use for many years. It is noticeable when I call another enabled endpoint.