two way radio VOX Throat vibration Headphone /earphone
with Clear Sound Performance and VOX function

two way radio VOX Throat vibration Headphone /earphone 

With clear sound performance
Attaches against user's throat, picking up audio directly from vocal cord vibrations which blocks background noise perfectly
Can work in PTT mode and the Vox function is ready

Note:the VOX function is only work when the radio have this function too.