Advanced Bluetooth 5.3 Chip Wireless earbuds with low power 5.3 chip, support HSP, HFP, A2DP, AVRCP, AAC. Fast and stable transmission without tangling (80% more stable than the last generation), which makes the usb c headphones connect to electronic devices more consistently, providing you with an uninterrupted calling experience. | Superior Stereo Sound Bluetooth earbuds with bio-carbon fiber composite diaphragm and polymer TPU of 13mm large dynamic unit, provide you with each song at any intensity you want. Treat yourself to an immersive musical and performance experience. | Waterproof and Sweatproof Design Bluetooth headphones in ear with Close-system airtight design and IP-X7 polymer nano waterproof, from the double challenge of rain and sweat. It’s good for outdoor sports and long workouts. |