Hi-Res Audio: Custom oversized 40 mm dynamic drivers produce Hi-Res sound.Incredible Sound Loved by 20 Million+ People.Enjoying music when doing sports will be a extremely experience. The neckband headphones is sweatproof,you can use it for outdoor sports exercise, such as running, jogging, walking and etc. 【Ergonomic Sport Headphones】:Ergonomic neckband design allow you to wear the headphones on your neck more comfortably and decrease the pressure of your ears.Warranty: Every Bluenin product has 45 Days money back guarantee & One Years Warranty. 【Call Vibration & CVC 8.0 Noise-Cancelling Mic】:Bluenin bluetooth headphones will vibrate when a call comes in so that you won’t miss any calls.The built-in CVC6.0 noise-cancelling microphone can reduce background noises so as to provide crystal-clear sound for hands-free calls.We adopt high quality wire for this retractable headphones and can be retracted more than 5000 times. 【Retractable Wire Management】:Auto retractable earbuds allows you to pull the retractable wire to the length you want and press the retract button can store the earbuds wire automatically.

When the headphones connected with your bluetooth device, you can see the status of the battery in your device. 【Long Battery Life】 :The powerful rechargeable battery provides up to more than 14 hours music time, 16 hours talking time, 500 hours standby time with a single charge, great for all day outdoor sports exercise and indoor entertainment.【Bluetooth 5.0 & CSR8645 Chip】:The latest Bluetooth 5.0 + CSR 8645 chip offers enhanced sound transmission, faster pairing, more stable wireless connection and wider compatibility with Bluetooth enabled cell phones, tablets, computers, smart watches and smart speakers.

Neckband bluetooth headphones