F9-5 TWS Bluetooth 5.0 Wireless Earbuds

F9-5 TWS Bluetooth 5.0 Wireless Earbuds:

• Model: F9
• Bluetooth specification: V5.0
• Bluetooth Profile: A2DP, AVRCP, HFP; HSP 
• Working voltage: 3.1V~4.2V
• Charging voltage: 5V-1A
• Battery capacity of the headset: 50 MAH
• Battery capacity of the storage box: 2200 MAH
• Transmission distance: >10M 
• Call time: 4-5 hours
• Play time: 4-5 hours
• Waterproof: IPX7
• Charging time of headset: 30-45 min
• Charging time of the Charging box: 1 hour