Bang & Olufsen, leading headphones manufacturer from Denmark, have introduced their new wireless headphones Beoplay H9 with noise cancellation. Already H8 was great, H9 brings better sound and material quality. Headphones are made of polished aluminium and has hybrid noise cancelling technology. Noise cancelling technology is developing day by day and Bang Olufsen is one of the best brand using this tech. Beoplay H9 has 40mm drivers and promises 16 hours of battery life. We can choose to buy black or argilla grey, that a color I love.