What does hm stand for?
hm stands for "Headphone Microphone"
How to abbreviate "Headphone Microphone"?
"Headphone Microphone" can be abbreviated as hm
What is the meaning of hm abbreviation?
The meaning of hm abbreviation is "Headphone Microphone"
What does hm mean?
hm as abbreviation means "Headphone Microphone"
