【Premium Sound Quality】Professional sound engineering technology, a custom speaker driver and a high dynamic range amplifier work together to make Bluetooth earbuds deliver powerful bass, clear vocals and crisp trebles. Benefit from excellent in-ear design and noise canceling technology, the ear buds effectively filter external noise. | 【Super Easy Pairing】Pick up earbuds from charging case and connect with Bluetooth. The headphones Bluetooth automatically power on and connect with the last paired device when charging case is opened. Connecting to your phone is effortless. | 【30 Hours Playtime】The portable charging case keeps you and your ear buds on the go. The TWS ear buds support up to 6 hrs of listening time on one charge, and the charging case provides several additional charges to boost the total playtime to 30 hrs. | 【Easy Reset & Touch Control】One key to reset the Bluetooth earbuds by simply pressing the button on the bottom of charging case. Smart touch control also makes it convenient for you to answer/hang up calls, play/pause, skip your track. | 【Mono/Twin Mode】 ear buds earbuds Bluetooth allow you to use either earbud independently or both. When you're listening to the music with both earphones but you want to switch to mono mode, just put one earphone into the case while the other will continue the music. Don't need to pair the earbuds again, enjoy the music or movie more freely.