1. Bluetooth 5.3, chip: JL AC6983D2
2. Battery capacity: charging case 400mAh, earphones 40mAh
3. Use time: 7 hours, standby time: 180 hours
4. Size: 50x50x25mm, total weight: 37g
5. Charging case with LED digital display, the remaining power is clear at a glance
6. Support master-slave switching and summon Siri
7. Semi-in-ear design, comfortable to wear
8. Sleek and compact appearance, simple and attractive