Main function: Ice bag Backpack Bluetooth speaker

Bluetooth specifications: JL 5.0

Transmission distance: ≥10m

Speaker specifications: 5W / 4Ω 52mm

Battery specifications: 3.7V / 1200mAh

Play time: 3-6 hours

Product size:220*180*320 mm

Product net weoght:460g

Product color:black

LED light:27pcs*0.2W LED light