[Directional Audio] Equipped with DT5.0 directional audio technology, delivering clear sound without disturbing others [Comfortable & Lightweight] Ultra-light and secure earhook design for long-lasting comfort, perfect for extended wear and exercise [Open-Ear Surround Sound] Experience immersive, panoramic sound that elevates listening beyond expectations [Instant Auto-Pairing] Automatically connects to your device the moment you open the case, hassle-free to use [Smart Touch Controls] Intuitive touch controls for seamless operation; manage all functions with a tap, no phone needed [Low-Latency Gaming Mode] Enjoy zero-delay, ultra-stable audio with precise sound positioning, ideal for gaming [Universal Compatibility] Fully compatible with Bluetooth-enabled devices, supporting Android, iOS, and Windows systems Specifications: Model: YYK-Q16 Standby time: about 100 hours Speaker size: 16mm diameter Main material: ABS+PC Voice prompt: beep tone Sensitivity: -85dBm Screen display: charging/power display Bluetooth version: JL6973 Bluetooth 5.4 Headphone charging time: about 1 hour Charging time in charging bin: about 1 hour Headphone battery capacity: 65mAh Bluetooth transmission distance: about 10 meters Button/touch: touch Charging cable length: 30CM Play time: about 6-8 hours Charging voltage: DC 5V Charging port: Type-C Charging bin capacity: 400mAh Frequency range: 2.402GHz-2.480GHz Signal-to-noise ratio: ≥90dB Low battery reminder: beep tone