Product Name: TWS Bluetooth Headset
Chip model: Lodda 1526P
Bluetooth version: Bluetooth 5.0
Transmit power: Class2 (-6dBm - +4dBm) 2.5mW
Working frequency band: 2.402GHz-2.480GHz
Charging voltage: 5V
Working voltage: 3.7V
Battery specifications: polymer lithium battery (3.7V/60mAh*2PCS+ charging compartment 500mAh with protection board)
Machine weight: about 215g
Charging time: about 2.5 hours
Charging current: 130 mA
Fully charged light voltage: 4.05-4.25V
Low power shutdown voltage: about 3.0V
Listening to the song time: about 4-5 hours
Talk time: about 6 hours