Libratone Track+ Wireless Active Noise Cancelling Headphones, Bluetooth 4.2 w/Mic, IPX4 Waterproof, Apt-X and AAC codec, Premium Low-Latency Audio and Video Earbuds, 8H Playtime (Stormy Black)

Premium sound for music and calls: track+ comes with dual mic noise cancellation, for impressive sound quality and optimal suppression of background noise during phone calls
Active noise cancellation adapts to your surroundings: CityMix smart automatically adjusts the noise cancelling level according to your surroundings
Enjoy up to 8 hours of wireless music, fully charged in under 1 hour. Active noise cancellation: 20 dB (max)
Sweat and splash proof for an active lifestyle: sweat and splash proof design (IPX4) and five different ear-tips offer a stable and comfortable wear anytime, anywhere
Ultra-light ergonomic Danish design: one of the lightest and most compact wireless in-ear ANC earphones on the market
Included components: Headphones, Replacement Eartips, Instruction
Power source type: Battery