A must-have for beach trips and picnics alike, this cooler doubles as a speaker so you can take your music and your snacks on-the-go. * Capacity 17L / 575oz* Maintains cooling temperature for approx. 4 hours with x2 300g ice packs* Can carry up to 5kg / 11lbs* Includes 21cm audio cable with jack* Requires x3 AAA batteries (not included)* Resistance: 40HM* Frequency Range: 275 Hz-20KHz* Food safe* Wipe with a damp cloth.