Specifications:
Built-in magnets let you attach the two headphones together when not using, and wear like a necklace around your neck, a convenient way to carry around when you dont need them.
Ergonomic in-ear headphones design to specifically fit the contours of your ears.
10-meter working distance, let you enjoy music when running, gym, sports & exercise and other activities.
Bluetooth 4.1 technology, easy and fast pairing with phones, tablets and other Bluetooth enabled music devices and providing high quality stereo sound.
Compatible with most Bluetooth-enabled mobile phone, tablet, laptop and other digital devices on the market.
Support music switch, volume adjustment, Chinese/English voice switch, voice prompt, etc.

Type: Bluetooth Earphone
Bluetooth Version: Bluetooth V4.1
Bluetooth Protocol: A2DP AVRCP HFP HSP
Battery Capacity: 3.7V 60mAh
Sensitivity: 103db +/- 3dB
Impedance: 32Mw
Bluetooth Distance: 10m(Open Space)
Frequency: 2.4GHz
Talk Time: About 4 Hours
Music Time: About 5 Hours
Standby Time: About 160 Hours
Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures.

Package Includes:
1 x Bluetooth Earphone
1 x Charging Cable
1 x User Manual