All the bluetooth earphones in our factory are made of real brass horn, with heavier bass and higher treble. The shell material is also made of all surface treatment, UV, and more luster. All products are fully inspected and shipped. Better quality assurance.

  Instructions for use: long press the middle button of the headset until the red and blue light of the headset flashes alternately. Then turn on the bluetooth switch of the phone, search for the headset pairing name S6, and click pairing. Short press the volume add or subtract button to adjust the volume, long press the volume add or subtract button to switch up and down music. By default, this headset is the prompt sound of English version. After connecting to bluetooth, press the volume add or subtract button at the same time to switch between Chinese and English. In addition, version 4.1 of bluetooth supports the function of one to two, which can connect two phones at the same time.

 Differences between bluetooth 4.1 and bluetooth 3.0: the power consumption of bluetooth 4.1 is low, and continuous listening to music in full charge is 3.5-4 hours, while continuous listening to music in bluetooth 3.0 is 2.5 hours. Bluetooth 4.1 also has better sound quality and looks the same as both.