High Quality Sound: 11mm dynamic drivers acoustically tuned for bigger, bolder beats with razor-sharp treble & Dolby atmos support delivers immersive, true-to-life sound using industry leading spatial audio 3-MIC ENC Call Noise Reduction To keep your calls sounding smooth, the 3-MIC design trims down wind noise caused by air friction. It sharpens voice-pickup & cuts down surrounding noise for crystal clear speech. Worry-free Battery Life: Enjoy up to 38 hours of music and a quick fast charging of 10 minutes for 5 hours of playtime.