1. Bluetooth 5.3; chip: JL AC6983
2. Battery capacity: charging case 300mAh; Headset 30mAh
3. Playback time: 4 hours; Standby time: 200 hours
4. Dimensions: 57.3x48x23mm
5. Total weight: 45.4g
6. Supports switching between two devices, Siri assistant