Cwxuan adjustable bluetooth headphones headset with mic music playing fm tf slot
Materialplastic typeneckband general usecomputer mobile phone cellphone functionbluetooth fm radio volume control with microphone communicationbluetooth memory capacitytf card support sound channel20 bluetooth versionv40 operating rangem10 talk timehours5 standby time hours120 brandcwxuan listing date05152017 production modeexternal produce