YISON B3 High Bass Headset Headphones

YISON B3 High Bass Headset Headphones

• The design of telescopic head beam can change the size flexibly according to the head.Super soft earmuffs, earmuffs are made of
  high elastic cotton and high softness PU leather, zero pressure, suitable for long time wear.
• Super long playback time, using large capacity battery (300mAh) with 5.0 low power Bluetooth chip, so that the headphone
  playback time can reach about 20 hours
• The rubber oil treatment on the surface of the earphone makes it feel good to touch the skin