Auricolari TWS EW54 Rayo con base ricarica BT 5.3 Bianchi

1, Bluetooth 5.3, chip: JL AC6973
2. Battery capacity: charging case 300mAh; Headset 30mAh
3. Use time: 4 hours
4. Size: 62*49*28mm; Total weight: 43.5g
5. Support master-slave switching, summoning Siri