Children's dual microphone speaker YSW36

Material: ABS+metal mesh
Chip: AB5705A
Frequency range: 90Hz-18KHz
Bluetooth version: V5.3
Working range: about 10 meters
Charging current: DC5V/1A
Battery life: speaker 2-4 hours microphone 2 hours
Main battery: 1200mAh
Microphone battery: 300 mAh
Rated power: 5W
Expansion interface: USB, TF card slot, AUX