Soyto stn 19 bluetooth 41 headphone wireless headband earphone stn 019 with fmtf music headfset for xiaomi samsung iphone htc mobile phone
Operation voltagev37 modelstn 19 input voltage v5 materialpolycarbonate typeheadband general usesports fitness gaming computer mobile phone cellphone functionbluetooth noise cancelling sports gaming volume control with microphone communicationbluetooth connectorsusb memory capacitytf card support speaker diameter40 microphone unit4 15 42 max input power40 driver typemoving coil sound channel21 bluetooth versionv41 frequency24 24835 operating range