What does TSY stand for?
TSY stands for "Telephony Subsystem"
How to abbreviate "Telephony Subsystem"?
"Telephony Subsystem" can be abbreviated as TSY
What is the meaning of TSY abbreviation?
The meaning of TSY abbreviation is "Telephony Subsystem"
What does TSY mean?
TSY as abbreviation means "Telephony Subsystem"
