Bluetooth V4.0Stereo In-ear Earphone Sport Running Gym Exercise Earbuds Headset Mini Wireless Headphones Mic for iPhone

The Bluetooth earphone uses stylish shape design and has beautiful streamline appearance. 
Built-in high-performance microphone and speaker, offering you excellent sound effect(perfect sound quality and clear communication effect.) 
Support multipoint connections: Can simultaneously connect two smarts phone. And, it supports auto-reconnect.
Supports hands-free call, thoroughly set free you hands from answering the call during exercise.
Technical ergonomics design 9mm in-ear audio earplugs, comfortable to wear.
Grade A li-polymer battery, long standby, low power consumption, smart low-battery warning, smart voice prompt.
Flexible neck-strap, lightweight and comfortable and easy to carry and custody.
Compatible with almost all Bluetooth-enabled mobile devices such as, for iPhone6 6Plus 5S, for Samsung Galaxy S5 S4 S3 Note 4 3 2, for HTC One, Tablet PC, Laptop, etc.
Powered via a micro USB charging port (DC 5V). The Bluetooth earphone uses stylish shape design and has beautiful streamline appearance. 
Built-in high-performance microphone and speaker, offering you excellent sound effect(perfect sound quality and clear communication effect.) 
Support multipoint connections: Can simultaneously connect two smarts phone. And, it supports auto-reconnect.
Supports hands-free call, thoroughly set free you hands from answering the call during exercise.
Technical ergonomics design 9mm in-ear audio earplugs, comfortable to wear.
Grade A li-polymer battery, long standby, low power consumption, smart low-battery warning, smart voice prompt.
Flexible neck-strap, lightweight and comfortable and easy to carry and custody.
Compatible with almost all Bluetooth-enabled mobile devices such as, for iPhone6 6Plus 5S, for Samsung Galaxy S5 S4 S3 Note 4 3 2, for HTC One, Tablet PC, Laptop, etc.
Powered via a micro USB charging port (DC 5V).
It is perfectly suitable for bicyclist, runners, joggers, walkers, climbers, etc. 

Bluetooth version: Bluetooth 4.1
Bluetooth profile: HSP, HFP, A2DP, OPP, AVRCP
Transmitting power: Class 2
Transmission range: 10M, 360°
Frequency range: 2.4026GHz-2.480GHz
Operating voltage and current: 3.7V/14mA
Li-polymer battery: 80mA
Charging time: ≤2h
Music playing time: ≥6h
Talking time: ≥5h
Standby time: ≥175h
Color: Black, white (optional)