1.The wireless earbuds can be used for about 8 hours (50%-60% volume) on a single charge, and with the compact charging case allows you to use them for 35 hours continuously. The Type-C charging port provides a faster and more convenient charging experience. The built-in dual LED power display allows you to keep track of the remaining power in the charging case and the charging status of the earbuds in real time.     2.The sound quality is remarkable, delivering deep bass and clear highs for an immersive listening experience. Whether I'm grooving to my favorite tunes or engaged in a call, the audio performance is top-notch. Additionally, these earbuds stay securely in place, providing exceptional comfort even during extended wear.     3.The wireless earbuds noise cancelling earbuds have 4 microphones with a noise reduction algorithm that picks up your voice precisely and blocks out background noise, creating crystal-clear call quality. Accurately capture your voice in real-time, perfect for calls, video chats, online meetings, and more.     4.Bluetooth Earbuds are equipped with the latest technology of Bluetooth version 5.3, which has more stable transmission, lower power consumpti