Features:
100% brand new and high quality.
Bluetooth V4.1
Portable lightweight and sweatproof design
Built-in microphone
Built-in rechargeable Li-ion battery
Multipoint pairing (connect 2 bluetooth device)
Support voice prompt
Support connect 2 bluetooth device in the same time.
Support voice answer， Say "YES" answer， Say "NO" reject.
Support listen music
Built-in 14.2mm nedymium driver
Clear bass resonance， CVC wind noise reduction， and superior sound isolation

Specifications:
Colors: Red， Green， Blue
The length of the Bluetooth Headphone: 63cm
Earpiece size: 20*18*30mm
Bluetooth: V4.1
Frequency range: 80Hz-20KHz
Supports profiles: A2DP1.2， AVRCP1.0， HSP1.0， HFP1.5
Operation range: 10m
Music time: 10 hours
Charging time: 2.5 hours

Package Include:
1 x Sports Bluetooth Headset
1 x USB charge cable
3 x pairs of ear caps with different size(One pair has installed)
1 x pairs of ear hooks