What does TBU stand for?
TBU stands for "Telephone Balancing Unit"
How to abbreviate "Telephone Balancing Unit"?
"Telephone Balancing Unit" can be abbreviated as TBU
What is the meaning of TBU abbreviation?
The meaning of TBU abbreviation is "Telephone Balancing Unit"
What does TBU mean?
TBU as abbreviation means "Telephone Balancing Unit"
