I'm not sure about the limits, but I can give you general results from my experience, and best performance from sites with short range/low usage.
B2...
There's your answer. AT&T, which is already picky with even factory unlocked phones, is not going to accept a phone with a Sprint pedigree for VoLTE....
That doesn't sound right. Typically on 'working' sites (at least with speedtest app), typical latency is ~12ms, while LTE is ~18-24ms to the closest...
(Wondering if this will continue to be okay to post about in this sub-forum, but things are in transition so it'd seem the GV section is a good place...
The site does inform the visitor or the customer. The US Mobile custom plans include some combinations which are enough low-priced so the typical $2...
True, reliability and coverage are the issues dogging T-Mobile. Their low-band 5G speed is fine but they haven't done much in terms of mmWave 5G for...