Lightweight and ergonomic design ensures a secure, all-day fit. Hi-Res Audio and Hi-Res Audio Wireless certification. 40 mm dynamic drivers with titanium-coated composite diaphragms deliver rich, immersive sound. Supports LDAC, AAC and SBC codecs. Improved ANC technology achieves noise cancellation of up to -45 dB. Battery life of up to 92 hours enables uninterrupted listening throughout the week. Built-in microphone with AI noise cancellation ensures clear calls. Skin-friendly leather ear pads provide exceptional comfort. Foldable design with a travel pouch improves portability. Bluetooth V5.4 for seamless streaming and stable connection. Multipoint connection allows effortless switching between two devices. Touch-to-chat: pause music with a touch and let in ambient noise. Compatible with the Edifier ConneX app and Edifier TempoHub for advanced functions.