MV adjustable sound, with excellent mute effect.The adjusting lever of the handset can be adjusted in 360° range.
High definition voice communication.
Anti-noise MIC, can shield 75% of the background noise.
Rotate the phone hose by 300°to wear the left or right ears.
Compatible with most call center landlines.
Using the environment: The temperature:-10℃～+40℃
The humidity: 10%-95%RH
Frequency range: 100-6600HZ
Degree of distortion: ≤5%
Connector: USB/RJ/3.5MM(connector have four sections)(optional)