YJ11 Bluetooth non in ear, OW external earphones with dual ear compartment, sport stereo sound

Product Name YJ-11 OWS Bluetooth Earphones Headphone parameters: Color black, off white Horn specification 16 mile copper ring horn Horn impedance 32 ohms Horn frequency response 20Hz~20KHz Rated power of horn 3mw Horn 1k sensitivity 98dB Call time (medium volume) 10h-12h Music time (medium volume) 10h-12h Standby time 120h Bluetooth chip Zhongke Lanxun Bluetooth version 5.4+edr Transmission distance (meters) 10m Power consumption 8-12 mA Input power 93mW Headphone charging time 0.8h Headphone battery capacity 110mAh Charging time outside the charging compartment is 1.5 hours Battery voltage 32-4.2v Energy content of lithium batteries (watt hours) 0.203wh {"styleType": "offer type 1", "items": "774802844357708273240527708542581825", "usemap": "_sdmap1"}