BH831 Air Conduction Bluetooth Earphones Wireless Sports and Running Earphones Waterproof Hanging Earneck Style Ultra Long Range Bluetooth Earphones Bone Conduction Earphones

Speaker type: 15.4 high fidelity stereo speakers. Bluetooth version: 5.3. Equipment weight: 20g. Standby time: 110h. Frequency response range: 20-20KHz. Waterproof level: IPX6. Charging time: 1.5h. Music playback time: approximately 8.5 hours. Battery capacity: 90mAh. Bluetooth connection distance: approximately 12m. Product model: BH831. Material: Silicone. Function: bone conduction/ultra long battery life/call noise reduction/waterproof and sweat resistant. Is it single or dual ear: bilateral stereo sound. Product type: Air conduction Bluetooth earphones. Bluetooth version: V5.3. Battery capacity: 90mAH. Working hours: 100 volume: 8.5 hours, 50 volume: 5.0 hours. Charging interface: magnetic suction. Standby time: 120h. Transmission distance: 12 meters. Impedance noise reduction: 32 cvc6.0. Function introduction: Supports stereo Bluetooth listening to music, answering and rejecting calls. Packaging size: 15.1 13.3 5.2CM. Including accessories: instruction manual, one magnetic suction