User manual

ThreeDirection–ThreeFunctions
a.MoveUpwards:Volume+/Previousmusic
b.MoveDownwards:Volume-/Nextmusic
c.PressitInside:Pause/Play
2.powerbutton/Bluetoothpowerbutton
3.MicroUSBslot
4.Lineinslot
5. Mic
■Specificatio n and technical fe atures:
Dimension：170x200x75(mm)
Weight：189g（bareheadphone,withoutpacking）
Charginginterface： MicroUSB
Pressbuttons： two（powerbutton+three-waybutton）
Battery：3.7V/250mAh
Chargingspecification：MicroUSB
Charginginput：5V/1.0A
Chargingindication：RedLEDlightiscontinuouslyon
Pleaseusestandardchargingaccessorytochargeforthisheadphone,thenormalchargingtimeis
about3to4hours.
Standbytime： morethan100hours
Successivetalkingtime： about8hours
Volumecontrol：16ranks,3dBvariationineachrank
Workingtemperature： -20～70℃ duringthechargingperiod
Storagetemperature： -40～80℃
■Speaker and MIC
Speakerdiameter:Φ40mm
Impedance：Impedance:32Ω
Sensitivity：S.P.L:110dBS.P.L.at1KHz
Ratedpower:100mW
FrequencyResponse:100Hz-9000Hz
MICType： Capacitance
MicrophoneUnit:Φ4*1.5mm