Breakthrough technology earbuds with active noise cancelling feature. The earbuds come with an integrated sweat proof neckband for perfect weight distribution that results in a comfortable wearing experience. With 250 mAh battery that allows a music play time of up to 8 hours in ANC mode. In normal mode up to 10 hours. Charging the earphone takes 1 hour. With BT 4.2 for super smooth and easy wireless connection up to 10 metres. With microphone/pick up function to answer calls. Including zipper pouch. ANC degree: 25 DB.