Product parameters：

Support: Bluetooth-compatible, AUX, TF card, Micro SD Card, USB Flash Disk, FM, Waterproof

Bluetooth version: V5.1

Working range: 10M 

S/N：≥90db 

Battery capacity: 2400mAh 

Built-in Voltage：3.7V

Playting Time: 5 hours 

Charging time: 3-4 hours

Charge Voltage：5Ｖ/1A

Speaker Drive: ￠45mm*2

Speakers Power：4Ω/5W*2 

Frequency Response: 120Hz~20KHz 

Product Size: 204*71*62mm 

Unit weight: 558g

Color: black,deep green,clearblue,brown