bt earphone lp40 wireless headphones tws earphones touch control stereo earbuds for ios android

brand name : lenovo style : in-ear certification : none vocalism principle : balanced armature origin : cn(origin) control button : yes active noise-cancellation : yes communication : wireless volume control : no wireless type : wireless : yes line length : 0m support app : no function : common headphone function : for mobile phone function : sport plug type : none package list : charging case package list : charging cable impedance range : up to 32 connectors : none model number