BT5.4 Open Ear Headset 1pc Wireless Bluetooth Earphones 180° Rotation Ear Hook HIFI Stereo Headphones Open Single Touch Control

Good luck with your favorite purchasesHigh-concerned chemical : None Material : Plastic Maximum wireless range[m] : <10m Category : Earphones & Headphones Charging Method : cable Total Harmonic Distortion : 0.1% Impedance Range : up to 32 Ω Bluetooth Version : 5.3 Package List : User Manual,Charging Cable With Microphone : Yes Is wireless : No Sensitivity : 96dB Function : For Internet Bar,Monitor Headphone,for Video Game,for Flying,Common Headphone,for Hunting & Shooting,For Mobile Phone,for Powersports,HiFi Headphone,Sport,Kids' Headphones,For Hearing Aid,For Outdoor,For Office,For Sleep,For DJ,For Study Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Dynamic Wireless Type : Bluetooth Communication : WireLess Style : Ear Hook Certification : CE Origin : Mainland China Brand Name : VIKEFON Resistance : 32Ω