1. Compact size, wear as if nothing, more comfortable to wear sensation-free 2. Intelligent noise-canceling technology and high-definition pickup microphone efficient cooperation, effectively isolate the environmental noise 3. HiFi stereo sound, intelligent noise reduction without loss of sound quality 4. Waterproof and sweat-proof design, worry-free traveling 5. Comfortable to wear and not fall off, smaller and more invisible 6. Bluetooth 5.3 technology, CD-quality Bluetooth transmission, strong anti-interference, to achieve a highly stable connection
