Astrotec BX50B Bluetooth 4.1 Headphone Wireless Magnetic In ear-green
[high audio quality]: BX50B has incredible HD stereo sound quality with bass, flying highs and clear mids töner. and with CVC 6.0 technology, BX50B reduces outside noise and offer high signal.
[8-10 hours of battery life]: BX50B Original 80 mAh rechargeable battery upgrade to 160 mAh, be used up to 10 days standby and 8 – 10 hours working. The circuit will activate auto power savers automatically when when idle.