There is no such specification. It is solely up to the provider. For example, T-Mobile and ATT both state 100MB on their “Advanced Messaging” FAQ. I’m sure Verizon is the same though I couldn’t find the exact wording.
Photos and Videos through RCS use your data.
The spec does state there is an 8,000 character limit and a maximum of 100 participants in a group conversation.
Does it say so in the specification or is that the limit of a single RCS provider? How does sending files even work in RCS?
There is no such specification. It is solely up to the provider. For example, T-Mobile and ATT both state 100MB on their “Advanced Messaging” FAQ. I’m sure Verizon is the same though I couldn’t find the exact wording.
Photos and Videos through RCS use your data.
The spec does state there is an 8,000 character limit and a maximum of 100 participants in a group conversation.