The zealot b20 bluetooth headset with 3d sound, it let you immerse yourself deeply in the music.
Stretchable and foldable design, adjust it in a better size.
Built-in clear microphone. Enjoy hands-free call... With 3.5mm port, you still can listen to music when your devices have no bluetooth.
earphones wireless bluetooth
repeatable frequencies: 20 to 20,000 hz
active noise reduction
wired connection - available
the battery is bl 5b.