1. Bluetooth version: 6.0, chip: JL AC7103 2. Battery capacity: 300mAh charging case, 30mAh headset 3. Use time: 4 hours 4. Size: 60.6*45.2*21.7mm; Total weight: 62.3g 5. Support ANC/Transparency mode, master-slave switching, up and down song switching, summoning Siri, pressure-sensitive operation and other functions
