XT11 Sports Magnetic Bluetooth Earphone In Ear Wireless Neckband Headphones Stereo Music Headset with Mic for Samrtphones

High-concerned chemical : None Material : Plastic Category : Earphones & Headphones With Microphone : Yes Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Hybrid Technology Wireless Type : Bluetooth Communication : True wireless Style : Wired in-ear headphones Material : Plastic Category : Earphones Headphones Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Hybrid technology Wireless Type : bluetooth Communication : True Wireless Style : Ear Hook Label:Yes