True Wireless Earbuds Ecoker Stereo Bluetooth 4.2 Headphones Mini Twins Dual Cordless Earphones Sweatproof in-Ear Noise Cancelling Headset with Charging Case for Sports Runing

I thought they would help cancel noise, not very good. Also the case says there is "Music Time: Around 10 hours" battery life, the most I had was "AROUND 3 hours", very disappointing.