22 hours playback: With the included case

you can get up to 22 hours of music playing on each charge

ANC (active noise reduction): Perfect for the train ride

40 hours playback: You hardly have to worry about charging the headset

40 hours playback: Enjoy the music all day

Soundliving Earbuds ANC Color:Alu 22 hours playback: With the22 hours playback: With the included case, you can get up to 22 hours of music playing on each charge. Dual Mic: One microphone catches your voice while the other microphone catches ambient clothing, so you can have clear and understandable phone calls. Sublime sound quality: Soundliving Earbuds delivers crystall clear sound and deep bass.