?IPX7 Waterproof & Lightweight?: IPX7 waterproof rating. Call noise cancelling earbuds are covered with nano-coating, which not only effectively prevents water and sweat from penetrating, but also prevents moisture in the air from damaging components. The wireless Bluetooth headset is compact and lightweight, it is suitable for running, yoga, cycling, commuting and work. Wireless earbuds are widely compatible with iOS/Android/Windows systems. ?Smart Touch and Ergonomic Design?: Call noise canceling headphones has a sensitive touch panel, which is flexible and smart. You can touch to control the phone, such as music switch, volume adjustment, calling and switching music. This earbud headphones is equipped with 3 different sizes of ear tips (S/M/L) and a shape design that conforms to the contour structure of the human ear, which can give you a comfortable wearing experience. ?Stereo Sound & Noise Canceling?: The wireless earbuds adopts a unique stereo design, 13mm speaker driver and built-in AAC/SBC codec chip, which can provide powerful bass, stunning treble and clear mid-range. It will bring you live-level music enjoyment. Wireless headphones bluetooth has ENC noise-canceling dual microphones, which not only effectively eliminate 80% of background noise during calls, but also ensure that your voice is captured accurately and clearly. (NOT ANC). ?Bluetooth 5.3 & One-Step Pairing?: Wireless headphones have advanced Bluetooth 5.3 technology, supporting HSP, HFP, A2DP and AVRCP, which can provide you with faster transmission and more stable connection. There is almost no lag. After first connection, these earbuds wireless bluetooth will connect with your device once you open the charging case, it does not require manual matching connection. You can use it anytime, anywhere. ?LED Battery Display & 40 Hours Playback?: This Bluetooth earbuds have a smart dual digital LED display design, which allows us to easily monitor the battery power of the earbuds and charging box. The wireless in-ear headphones can be used for 6-8 hours on a 1-hour charge, and can be charged an additional 4 times when combined with the charging case, for a total playtime of 40 hours. The USB-C charging cable ensures fast charging.