Description:
Model: Doogee Vienna Length: about 120cm Microphone Decibel -44 dB(+4dB-) at 0dB=1V\/pa，1KHz Impedance 2.2K!#!amp!*!Omega; (+20%-) ， at 1KHz Standard voltage 2.5V (Max 10V) Standard current 100mA~~ 500 mA (Max:0.8mA AT 2.5V) Sensitivity 2.5VDC:43dB (+4dB-) Signal to noise ratio !#!amp!*!gt; 58dB Distortion rate !#!amp!*!lt; 3% Speaker Power 3 mW Maximum working power 5 mW Impedance 16!#!amp!*!Omega; (+20%-) Sensitivity 90dB(5+dB-) at 1KHz， 126mv Transducer Moving-coil loudspeakers
Package Including:
1 x Doogee Vienna Earphone
More Details: