B3505 bluetooth sport headset wireless gaming headphone with microphone for iphone mac smartphones pc computers laptopsred
Operation voltagev37 modelb3505 materialmetal silica gel pu leather plastic typeheadband general usemobile phone cellphone functionwith microphone bluetooth hi fi noise cancelling sports gaming volume control communicationwireless bluetooth connectorsusb speaker diameter50mm speaker frequency response20hz 20 000hz microphone unit4 15 microphone spl106db driver typepiezoelectricity sound channel20 bluetooth versionv41 frequency20 20 000 operating rangem