i7s tws wireless bluetooth earphone in ear stereo air earbuds sports gaming headset for common universal smartphone

brand name : haimaitong certification : none vocalism principle : dynamic origin : cn(origin) control button : yes active noise-cancellation : yes communication : wireless volume control : yes wireless type : bluetooth is wireless : yes support app : yes function : for video game function : common headphone function : for mobile phone function : hifi headphone function : sport package list : user manual.charging case,charging cable bluetooth version : 5.0 codecs : apt-x support memory card : no waterproof : no with microphone : yes features : waterproof features : with microphone features : active noice cancelling