Bone Conduction Bluetooth Wireless Headphones

The hottest Bluetooth, wireless conduction headphones in the world! .... SERIOUSLY!

Features:
Bring a strong sports experience, standby for about 10 days.
Wireless design, comfortable and stable.
Wireless design is not winding, easy to wear, free movement.
Continuous call about 6 hours + continuous play time about  5 hours, let you enjoy freely.
The earphone can be absorbed in front of the neck at any moment, which is convenient to receive and fashionable.
Free movement, not easy to fall.

Descriptions:
USB charging, easy to use.
Headset design has the phone answer key, pause the play button, easy to switch use.
With CVC noise reduction can accept audio from mobile phones, laptops, and other Bluetooth devices.

Specifications:
Model: LF-V9
Color: Black
Bluetooth Version: 4.2
Adapter Output: DC 5V 150mA
Battery Capacity: 220mA
Impedance: 8Ω
Frequency Range: 20-20KHz  
Size:139*125*46.7mm
Headset Circumference: 370mm
Package Size: 163*159*60mm

Package Contents:
1 x Bluetooth headset
1 x USB
1 x User Guide
1 x Adjustable Headband

Note:
Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.
Please allow slight deviation due to manual measurement. Thank you!