【♬Top-Quality After-Sales Service♬】If you encounter any issues, please contact us immediately. We offer unconditional refunds or replacements with no questions asked. 【♬More surprises♬】We invite you to take a moment to scroll down and explore our A+ content page for even more exciting features and details. 【♬Coaxial Dynamic and Balanced Armature Drivers♬】Experience the best of both worlds with our innovative coaxial design, delivering rich bass and clear highs for a truly immersive sound. 【♬Audiophile Sound Quality♬】The E16 is engineered for audiophiles, providing exceptional sound quality that brings your music to life with stunning clarity and detail. 【♬Automatic connection♬】 Whenever you pull your Earbuds out of the charging case, they instantly turn on and connect to your device. 【♬Hi-Fi Audio Performance♬】Enjoy a high-fidelity listening experience with enhanced sound reproduction that makes every note resonate. 【♬Smart Noise Cancellation♬】Our advanced noise cancellation technology effectively minimizes background noise, allowing you to focus on your music without distractions. 【♬Impressive Battery Life♬】With extended battery life, the E16 keeps you powered up for long listening sessions, ensuring you never miss a beat. 【♬Comfortable Fit♬】Designed for extended wear, the E16 features ergonomic ear tips that provide a snug and comfortable fit, making them perfect for all-day use. 【♬Craftsmanship and Quality♬】Each pair of E16 headphones is meticulously crafted, showcasing our commitment to quality and attention to detail. Speaker Unit：10mm BM Balanced armature driver Earbuds Shape: Ergonomic in-ear design Frequency Range：20-20000Hz Audio Decoding：Qualcomm apyX/aac/sbc Impedance：Woofer 16Ω+Tweeter 4Ω Sensitivity：93db@1kHz/1mW Intelligent Noise Reduction：New Qualcomm CVC8.1 version,provide a HD call Latency Time：40ms low latency Charging interface：Type-C Power input:DC 5V Battery capacity：3.7V/40mAh (Earbuds) Battery capacity：3.7V/400mAh (Charging case) Charging time:about 60 minutes