What does btmc stand for?
btmc stands for "Busy Tone Multi Channel"
How to abbreviate "Busy Tone Multi Channel"?
"Busy Tone Multi Channel" can be abbreviated as btmc
What is the meaning of btmc abbreviation?
The meaning of btmc abbreviation is "Busy Tone Multi Channel"
What does btmc mean?
btmc as abbreviation means "Busy Tone Multi Channel"
