Earphone Abbreviations and Acronyms
- EREtymotie Research
- HFHigh-Fidelity
- HFHigh Fidility
- HF2Host Flag 2
- HFRHigh Frequency Receiver
- HI-FIHigh-Fidelity
- PFEPerfect Fit Earphones
- PFESPerfect Fit Earphones
- PTHPush-To-Hear
- PTHPush To Hear
- RMRemax Metal
- TWSTure Wireless Stereo
- TWSTwins Wireless Sport
Last updated: — Total entries: 13