Transparent wind pipe, using air transmission sound very original, clear, easy to hide, wind pipe transmission can reduce noise.
Finger PTT wrapped around finger to transmit, can driven simultaneously and used flexibly, finger movement can transmit .
In very noisy difficult environment, throat vibrates with sound and ambient noise(including wind) will not heard.
Throat heat conduction, avoid air noise in high‑speed running, valve cole can adjusted size.
Utilize the transmission of sound channel for vibration, effectively eliminate background noise, make call more clear.