【HD Stereo Hi-Fi Sound & Noise-Canceling Mic】Adopting lossless HD rendering technology, with hundreds of times adjustment Mpow sport wireless earbuds can produce incredible sound quality with crystal crisp treble. The built-in high-quality noise canceling microphone, making you feel personally on the call. 【IPX7 Robust Sweatproof】Featuring the IPX7 waterproof technology, Mpow T6 wireless earphones can fend off sweat, water and rain for strenuous workouts and all weather conditions. It makes an pair of ideal sport earbuds bluetooth headphones while jogging, yoga, sports, fitness, traveling etc. 【21Hrs All Day PlayTime】Mpow T6 Sports earphones offers 21 hours of playtime. Mpow earbuds can be used for 3.5 hours for one time charing, and the charging box can fully charge the earbuds 5-6 times to ensure total 21 hours using time,And the charging case can works as power banks to recharge the phone. 【Stylish Touch-Control Button】Mpow T6 bluetooth headphones adopts sensitive touch-control technology so that you can comfortably adjust music playback / pauses, Siri function, call answer/end without pressing. 【Support 2 Playing Modes】In Mono mode, you can use any one of the true wireless ear buds. In Twins mode, you can use both ear buds together. For convenience, the left bluetooth ear bud is designed as the master one, once the left one is connected, the right one will be connected automatically when you take it out.