Zealot b570 wireless bluetooth v40 headphone 35mm led display screen stereo music headband earphone with fm radio tf card slot
Modelb570 typeheadband general usesports fitness gaming computer mobile phone cellphone functionwireless communication fitness running yoga fishing cycling monitoring noise cancelling volume control dj communicationbluetooth driver typemoving iron sound channel21 bluetooth versionbluetooth 21 operating rangem10 talk timehours8 standby time hours500 brandzealot listing date06202017 production modeexternal produce