Sport Bone-Conduction Bluetooth 5.3 Earphones HiFi Sound Wireless Headphones Earclip Waterproof Open Ear Headset Earring

Material : ABS,Plastic Weight[g] : 45 Battery life up to[hours] : 24 Maximum wireless range[m] : 10m-20m Sound Isolating : no Category : Earphones & Headphones Earcups Type : Semi-open Max Output : 30mW Number Of Drivers : 1 Charging Method : Charging case Driver Diameter : 20mm Total Harmonic Distortion : 10% Bluetooth Version : 5.3 Package List : User Manual,Charging case,Charging Cable Codecs : none With Microphone : Yes Is wireless : Yes Waterproof : Yes Resistance : 32Ω(32Ω)Ω Line Length : 0m Sensitivity : 123dB(123dB)dB Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Dynamic Wireless Type : bluetooth Communication : True Wireless Style : Ear Hook Certification : CE,FCC Origin : Mainland China