2017 new mini hot tws wireless bluetooth earphone csr 41 handsfree binaural headset universal invisible earbud for meizusamsung phone
Modelnwe materialpolycarbonate typein ear general usemobile phone cellphone functionnoise cancelling sports volume control dj with microphone bluetooth hi fi communicationwireless bluetooth connectorsusb driver typemoving coil sound channel21 bluetooth versionv41 production modeself produce