Featuresr superior sound quality high fidelity sound quality with a deep and dynamic bass effectr watersweat resistance built for your active lifestyle our encore s2 headphones are rated ipx34 and can withstand dripping sweatr dsp technology brings high quality sound with digital signal processing dsp technology tronsmart encore s2 can reduce noise and increase call resolution by 30r bluetooth 41 connectivity more energy efficient stable and faster transmission speed lower late