Stylish Neck Mounted Noise Reduction Earphone HIFI Earphones

Style: Ear Hook
Vocalism Principle: Dynamic
Active Noise-Cancellation: Yes
Control Button: No 
Communication: Wireless + Wired
Volume Control: Yes
Certification: CE
Model : Neck-mounted 
Function: Sport, Video Gaming , Common Headphone , Mobile Phone, HiFi Headphone
Features:  Waterproof, Active Noise Cancelling 
Headphone type: Neck-mounted sports Bluetooth-compatible Headset
Bluetooth-compatible version: new 5.0 binaural true wireless
Transmission distance: 49 Ft - 65 Ft/ 15m-20m (barrier-free transmission)
Colour: Black
Talk time: about 5-6 hours
Listening time: about 5-6 hours
Charging method: USB
Other functions: one-key control / support for up and down switching