WY-S10 Wireless Bluetooth 4.2 Headphones Double Moving Coil In-ear Stereo Music Headset Sport Earphone Hands-free w/ Microphone Line Control

Features:
Double Moving Coil Design:
Double moving coil headphones makes the middle and high frequency more natural and bass stronger.
In-line Control with Mic:
Built-in Microphone enables hands-free calls. With in-line control, easy to control music and calls.
Comfortable to Wear:
In-ear design and three sizes of soft eartips ensures long time wearing comfort and great sound isolation.
Strong Compatibility:
Compatible with almost all BT-enabled audio devices, such as for smart phone, Tablet PC, laptop, etc.
Duration Time:
Rechargeable 80mAh battery offers up to 4 hours of music playback time. Standby time is about 100 hours.