bluetooth earphones headphones handswireless headset business headset drive call sports earphones for iphone 11 12 samsung

brand name: cohai style: ear hook certification: none vocalism principle: dynamic origin: cn(origin) control button: yes active noise-cancellation: yes communication: true wireless volume control: yes sensitivity: 115db wireless type: bluetooth is wireless: yes max output: 0mw line length: 0m support app: yes function: common headphone function: for mobile phone function: sport number of drivers: 1 plug type: none package list: user manual package list: charging cable package list: replaceable p