Brand Name: Damix Model: M27 Bluetooth specification: V5.3 Battery capacity of the headset: 50mAh Battery capacity of the charging box: 2000mAh Transmission distance: >10-20m Call play time: about 4-6 hours Charging time of headset: 1.5 hours Charging time of the charging box: 2 hours 7 days repalcement warranty
