BT V4.2 Headset Wireless Neckband Headphones Earbuds Magnetic Design Stereo Sport Running Earphone with Noise Cancelling Mic

Features:
Adopts advanced BT4.2 technology, widely compatible with most BT-enabled devices, easy and quick to connect.
Built-in high sensitive microphone, great for hands-free calling.
It will bring superior audio quality, HD quality natural stereo with extra bass and crystal clear treble, allowing you enjoy a great listening experience.
Lightweight neckband and ergonomic earbuds design, comfortable for wearing for a long time.
Supports vibration calls reminder and calls voice broadcast function for not missing any important phone call.
Supports last number of redial, and it can be connected with two smartphones simultaneously, very convenient to use.
Built-in 170mAh Lithium battery, supporting up to 10-12 hours of music playing/talking time and 200 hours of standby time.
Supports low battery reminder, and you can charge it through connecting the USB cable once it is low battery voltage.
It will automatically power off after 5 minutes if the BT-enabled device is disconnected with the earphone.
Stylish appearance, it will provide much convenience to enjoy wonderful stereo music and convenient hands-free calls.