Audio Quality: HIFI sound quality offering 360° surround sound. 13mm PU+wool paper composite diaphragm with a large moving coil unit. Technology Features: Intelligent noise reduction for an immersive experience. Super low latency, perfect for gaming and music. Bluetooth Connectivity: Bluetooth 5.3 ensures a stable and efficient connection. Compatible with IOS, Android, and WIN systems. Design and Comfort: Ergonomic, lightweight design for comfortable wear. Semi-in-ear form factor. Battery Life: Large battery capacity supports 4-5 hours of music playback per charge. Up to 24 hours of overall playback time. Product Details: Year Manufactured: 2023 (Latest Product) Model: XKT03 Number of Earpieces: Two Connectivity: Bluetooth Microphone Type: Built-In Controls: Touch (Volume/Media Controls/Siri, Alexa, and Other Voice Commandings)