Stereo Bluetooth v4.2 headset

Feature:
Invisible in Ear Ultra-Small Sports Wireless Bluetooth 4.2 Stereo Headset Mini Earphone Earpiece Earbud Headphone with Microphone Hands-free Calling.
The Newest bluetooth 4.2 headset with lightweight and compact portable design. Simple and Stylish. 
Built-in A2DP /AVRCP audio processing system, can be a very good eliminate Noise and echo,Perfect for Stealth Listening or watching at work. 
Support multipoint connections, Can connect two mobile phones at the same time and ready to answer the incoming call of one phone any time. 
Up to 8 hours of continuous talk time. the wireless range up to 10 meters.it offers you the wireless freedom, and it gives you the most comfortable wearing experience. 
Compatible with most Bluetooth-enabled devices. 

Bluetooth version: Bluetooth v4.2 + EDR 
Standby Time: 100h about 
Comes with portable charging case with built-in 500mAh rechargeable li-ion battery.  Case can provide charge for headset anytime; case provides up to 3 complete charges.

Bluetooth pairing:
If you want to use in stereo mode on a single device the following pairing instructions must be followed exactly.  Press the On/Off multi-function button on both the Right and Left earbuds at the same time.  Hold the buttons for 6 seconds.  During this time the indicator lights on both earbuds will flash red and green alternately.  After 6 seconds only the right earbud light should be blinking.  Now open the Bluetooth pairing on your device and connect to the TWS-16R only.  With only the Right earbud pairing light blinking the Left earbud is sync'ed with the Right earbud and will connect automatically.

Charging:

Use the included charging cable to charge the earbud storage box battery.  There is a blue charge indicator light inside the box.  To charge the earbuds simple put them inside the storage box.  A red charge status light on each earbud indicates it is charging.  The battery inside the charge box can charge the earbuds approximately 3 times on a single charge.

Package Include:
2X Bluetooth Headset 
1X Charger Storage Box
1X User Manual 
1X Charging Cable