• Compatible with various audio equipment and car stereos.
  • One-to-two supports the use of two devices at the same time, and automatically connects.
  • Built-in microphone, one-button answer/hang up/hands-free/rejection, hands-free calling.
  • Press to adjust volume or previous/next song.
  • Endurance function, the built-in battery of the product itself can ensure the user's long-term use.