Awei T67 OWS Air Conduction Sports Wireless Earphone Bluetooth 5.3 DNS Call Noise Cancelling Ear Hook Earbuds With Mic Battery Digital Display IPX4 Waterproof Open Ear Headphone Original Outdoor Running

Product description:Bluetooth version: V5.3Air conduction OWSAir conduction TWS earphones: not in the ear to reduce hearing damageNoise reduction method: single microphone DNS call noise reduction108.5mm composite film ultra-thin square speakerHeadphone battery capacity: 65mAhCharging compartment capacity: 400mAhTalk time: 7.5HPlaying time: 8.5HCharging time 1.5hStandby time: 200HSensitivity: 119±2dB (800MV 1KHZ)Impedance: 30Ω ± 15% Ohm, at 1KHzOutput Power: 21mW Microphone Parameters Sensitivity: -42DB ±2 Impedance: 400 OHMInput charging standard DC 5V Bluetooth working frequency 2.402G-2.480G Frequency response range: 20-20K HzMaximum transmission distance 15MWearing method: ear-hookInterface: TYPE-C Waterproof level: IPX4Package include: 1pairs earphones 1USB charging cable 1manual