Builtin 40mm NdFeB strong magnetic sound unit with a biodiaphragm for vibration conduction sensitivity. The sound is delicate and full, delivering a concertlike listening experience when worn. Key benefits Enhanced audio fidelity: 40mm NdFeB magnet and biodiaphragm provide sensitivity and rich, detailed sound. Rich listening experience: Delicate, full sound with a sense of presence that makes music and movies more engaging. Portable and practical: Foldable design makes storage and transport easy without sacrificing comfort. Reliable wireless performance: performance V5.3 Bluetooth chip supports stable wireless connectivity and efficient operation. Aesthetic and versatile: Color matching with a refined look to suit various environments. Broad compatibility: Widely compatible and suitable for use in multiple scenarios. Features and specifications Immersive spatial sound effect for a more envolving listening experience. Foldable, portable design for easy carrying and storage. performance V5.3 Bluetooth chip for reliable wireless connection. Color matching finish for an elegant appearance. Widely compatible with multiple devices and usable in various scenarios. Use scenarios Home listening: enjoy music, movies, and streaming with fidelity sound. On the go: portable, wireless listening during commuting, travel, or daily activities. Gaming and calls: immersive spatial sound enhances gaming and improves clarity during online meetings and voice chats.