[Bluetooth 5.4 Technology: Earbuds are equipped with advanced Bluetooth 5.4 technology. Compared to Bluetooth 5.3 Bluetooth 5.4 features improved channel classification further enhancing the performance of Adaptive Frequency Hopping (AFH) technology for better interference management. Moreover Bluetooth 5.4 upgrades broadcast data encryption offering stronger anti-tampering protection and ensuring data privacy. "CVC 8.0 Dual-Way Noise Cancellation: Wireless earbuds equipped with CVC 8.0 effectively separate environmental noise from voice signals enhancing call quality and ensuring clear voice transmission even in noisy environments. According to Qualcomms technical white paper CVC 8.0 dynamically filters surrounding noise reducing background noise by up to 30dB. Bluetooth earbuds also supports noise cancellation for both sides of the call allowing the wearer to hear clearly while minimizing noise interference for the person on the other end." Ergonomic Design & IPX7 Waterproof: Earbuds wireless bluetooth are designed with ear hooks curved to fit the natural contours of the human ear and include S/M/L ear tips to ensure a secure and comfortable fit for different ear canal sizes. Each earbud weighs only 8.8g making them lightweight and comfortable for extended wear. Ear buds wireless bluetooth earbuds are also rated IPX7 waterproof sweatproof and dustproof with a nano-coating on the surface to resist moisture and liquid erosion in humid environments. 50 Hours of Playtime: Earbuds feature a Type-C charging port fully charging in just 1.5 hours. A single charge provides up to 10 hours of playback with the charging case offering an additional 50 hours of power. The case includes a dual LED digital display for real-time battery updates. The remaining battery percentage for the earbuds is shown on the left side while the right side indicates the charging progress for each earbud. Smart Touch Control & Extensive Compatibility: The touch-sensitive area on the upper surface of the earphones wireless bluetooth allows you to effortlessly control functions such as play/pause volume adjustment answering/ending calls and activating your voice assistant. Running headphones also pair easily with both iOS and Android devices. With Bluetooth 5.4 they offer broader compatibility compared to Bluetooth 5.3 earbuds ensuring seamless connections with devices supporting Bluetooth 5.3 or earlier versions.]