Noise Cancelling
Active Noise Cancellation (ANC)
Battery Capacity(mAh)
7.4V
Battery Indicator
Digital Display
Wireless delay time
31-40 ms
Place of Origin
Fujian, China
Keyword
air tube earphone,air earphone,2 pin earphone
Feature
Headphone with PTT and Mic
Speaker Impedance
16ohm retractable earphone with ptt and mic
Contact resistance
Less than 0.02 Euro
Speaker Sensitivity
15dB,1kHz