Owner's Guide


Specs:
· Brand：
· Model：
·Type：Wireless+Noisecancelling+Touchscreen
· SpeakerSize:Φ40mm
· Soundpressurelevel:98±3dB(1KHz/1mW)
· Impedance:32Ω
· FrequencyResponse:20Hz‐20KHz
· Ratedinputpower：30mW
· MaximumInputPower:50mW
· NoiseBandwidth:40Hz‐1000Hz
· TheDepthofNoiseCancelling:18‐20dB
· TheMICFrequency
Range:10‐4000Hz
· MICSensitivity:‐42dB
· BatteryCapacity:540mAh
·DenoiseTime:15H
· ChargingTime:4.5H

Generalprecaution
1.Whenyoulistentothemusic,adjustthevolumefromlowtohighslowly,pleasedon’tturnup
thevolumesuddenly,toavoiddamagetotheearphone.
2.Whenyouplacetheearphone,avoidanydirectcontactwithstrongmagnets,whichmaymake
the permanent magnet losingthe magnet, and the sensitivity of earphone
 will be reduced,
thusaffectingearphonessound.
3.Avoidfallingtotheground,oranytypeofcollision,whichmaycausedamage.
4. The earphone plug should be used with the matchingsize ofsocket.And the headset should