What does NRR stand for?
NRR stands for "Noise Reduction Rating"
How to abbreviate "Noise Reduction Rating"?
"Noise Reduction Rating" can be abbreviated as NRR
What is the meaning of NRR abbreviation?
The meaning of NRR abbreviation is "Noise Reduction Rating"
What does NRR mean?
NRR as abbreviation means "Noise Reduction Rating"