In-ear Headphones Compact True Wireless Bluetooth In-Ear Earbuds with Custom Dual-Layer Audio Drivers & Cross-Platform Compatibility

This ultra-miniature true wireless in-ear earbud set adopts fully customized acoustic internal architecture, fitted with axial-aligned dual-layer drivers to cut micro-distortion and output balanced, warm high-fidelity full-range sound. Laser-cut vent structures optimize bass performance while releasing inner air pressure to reduce ear fatigue; ergonomically angled sound nozzles match natural ear canal curves, supplied with four sizes of silicone ear tips (XS/S/M/L) to achieve passive noise isolation and all-day comfortable fit. Equipped with Class 1 Bluetooth for stable long-distance connection with less audio dropout, dual built-in custom microphones paired with intelligent noise-learning algorithms deliver crisp, interference-free voice during calls. Fully compatible with iOS and Android systems, supporting one-touch fast pairing, cross-device auto-sync and device location tracking functions. Total combined battery life reaches 18 hours with the charging case; Fast Fuel quick charge technology enables 1 hour of playback from just 5 minutes of charging, and the compact portable case supports USB-C wired power supply via mobile phones, tablets or laptops. Physical "b" buttons on each earbud support customizable on-ear controls for media adjustment, call answering and voice assistant activation.