Features and specifications:
1. New Bee B41 is a short distance wireless communication device letting you listen to music and easily receive calls while driving, traveling, or in working at the office.
2. Control volume or switch tracks with a press of a button!
3. High capacity batteries let you listen to music up to about 24 hours with a standby time of 60 days.
4. Why should I choose NB-B41-S headphones?
1).The best quality in single side earphones on AliExpress that verified by the seller. The most order number, the best star rating.
2). Graceful Sound, Clear Talking, overlong music playing time, fashion appearance.
3). Best service: if the goods have any quality problem, please let us know, we will give you best solution.