Features:
100% brand new and high quality.
With compact portable design.
Uses the in-ear design， more comfortable.
Bluetooth 4.1
Portable lightweight and sweatproof design
Built-in rechargeable Li-ion battery
Voice command for picking up / rejecting calls
Noise reduction， and superior sound isolation

Specifications:
Colors: Black， Green， Red， Blue
The length of the Bluetooth Headphone: 55cm
Earpiece size: 45*20mm
Supports Bluetooth V4.1
Frequency range: 2.4GHz-2.48GHz
Supports profiles: A2DP， AVRCP HSP HFP
Operation range: 15m
Music time: 3-5 hours
Standby time: 50 hours
Charging: DC 5V

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)
3 x pairs of ear hooks with different size(One pair has installed)