USAMS Series wireless in-ear headphones ENC TWS Bluetooth 5.3 gradient blue XD19

Material: PC
Bluetooth version: 5.3
Horn diameter: 13mm
Bluetooth connection distance: about 12m
Speaker frequency range: 20HZ-20KHZ
Headphone battery capacity: 35mAh
Continuous talk time: about 3h
Continuous playback time: about 6h
Charging time: about 1h
Charging compartment battery capacity: 400mAh
Charging time of the charging box: about 2h
Charging compartment input: 5V
Battery life: about 26 hours
ENC dual-mic noise reduction, quiet and good sound
Upgrade Bluetooth 5.3, sensitive fingerprint touch
13mm large moving coil, polymer composite diaphragm