[Latest Bluetooth 5.3] Connects in seconds upon opening, synchronizes audio and video without lag, and lag-free gaming for the best gaming experience. [Comfortable for Extended Wear] Lightweight design, comfortable to wear, and a small 108° lifting angle. The S90 Bluetooth earphones are designed with a convenient tilt angle for a comfortable and "weightless" feel. [Smart Noise Reduction] The intelligent noise reduction system physically isolates sound close to the ear, effectively reducing physical noise and preventing sound leakage. Clear phone calls, enhanced sound effects, and accurate positioning. [Electronic Sports Mode] Professional-level Electronic Sports mode with optimized latency under 45 milliseconds and enhanced gaming sound effects such as gunshots and footsteps. [Super Long Battery Life] 300mAh battery, standby time of 5-6 hours, fully charged and stored in the charging compartment, can be used continuously for 5-6 hours, continuous music listening, allowing you to listen to music from morning to night. [Smart Touch] Change songs, adjust volume, answer and end calls, use voice assistants, and other operations. No need to take out your phone, just touch the sensor area to complete tasks easily, fun, and convenient. We reject complicated operations. Package includes: Earphones * 1 Charging case * 1 User manual * 1 Packaging box * 1