V8 f9 wireless earbuds

Wireless earbuds
Bluetooth Version:5.0
Style:TWS
Weight:133g
Sound:HFI Sound Quality
Talking time:4-5hours
Music playback time: 4-5H
Standby time: 650H
Headphone charging time: 1-2H
Frequency range: 2402MHz~2480MHz
Working temperature: -10 °C-55~C
Charging Voltage:DC5V
Battery:50mAh for earphone; 1200mAh for charging box
Can charge for mobile
Operating distance:≤10m