1200mAh charging case: The wireless earphones come with a 1200mAh charging case, providing up to 48 hours of use. Noise reduction: These Bluetooth enabled earphones feature noise cancellation technology, delivering clear sound without interference or background noise. Stable connection: Equipped with the latest Bluetooth 5.1 chip, they provide speed, stable transmission with strong antiinterference capabilities. The intelligent touch control makes operation easy. Dynamic speaker: Enjoy stereo sound and deep effects with the dynamic speaker. The ergonomic inear design ensures comfortable wear, while the largecapacity battery supports extended usage. Use scenarios: Daily commute or travel where ambient noise is present, to enjoy clear audio. Gym or outdoor activities where a secure fit and reliable wireless performance are beneficial. Home or office listening for extended periods with comfortable wear and long battery life.