Bluetooth Headset,Wireless headset V4.1 Bluetooth Phone Earpiece Business Earphones Sweatproof Headphones with In-ear Earbuds Hands Free Bluetooth for cell phone

About A12 bluetooth headset Functional description: How to pair: Press and hold "MFB" button for 3 seconds. After the blue LED flash 3 times, the red and blue LED lights flash alternately. The headset enters the pairing match status. Make sure your phone or other Bluetooth devices's bluetooth function turned on, search headset model A12 . Select the Bluetooth headset model A12 and connect. Support connecting two devices at the same time. Function of each button MFBon/off;answer & hang up;play & pause Music. Mute: Activate siri; mute functional(If you don't want the other people to hear your own voice when you talk or video with your phone, press the Mute button to activate the mute function) USB port: 1.5~2 hrs quick charge.When it starts charging, the LED light shows red, and it shows blue when fully charged. +: Vol+/nest song - : Vol-/pre song Important Feature: Bluetooth Version 4.1 Support HFP, HSP, A2DP and AVRCP profiles Operating Range: up to 33 feet( 10 meters) Talk time: 6~8 hours Music play time: 6~8 hours Standby time: 200 hours Charging time: about 1.5 hours Auto-reconnect Compatible with: ISO, Android, Windows Devices and so on. Package Content 1 x bluetooth headset 1 x Micro USB Charging Cable 2 x Earbuds tips 1 x Ear-hook 1 x User Manual Tips for using: In order to better extend the life of the headset, please pay attention to the following things Please do not expose the headset under direct sunlight while charging, especially when environment temperature is high. Please use the standard 5V/1A charging plug to charge the headphones. Please don't charge the headphones in your car or use fast charger, otherwise the headphone may broken because of the unstable voltage or excessive current .