On-Ice 21L Sound BoxBluetooth 5. 3 water resistant (IP44) speaker PP Lid, with PE Shell, PP Inner and PU Interlayer Cooler Food grade thickened PP plastic leak proof insulated liner Food beverages Hot for 12 Hours Cold for 72 Hours Powerful 2 x 5W speakers compatible with all smartphones, Bluetooth 10 metre range Rechargeable battery: 3. 7V 1500mAh Approx. 3 6 hours of run time Approx. 5 hours of re charge time Multi functional Speaker: Bluetooth mode, TF (micro SD), FM