1. Portable Speaker This hands-free portable speaker can produce relatively loud and clear sound, so you may not need to be overly concerned about volume and sound quality. At maximum volume, the sound can travel up to approximately 800 feet (depending on the surrounding environment). 2. Foldable Handle When not in use or for storage, it can be folded up to save some space. You can put it around your wrist to help prevent it from falling, and you may not feel tired even if you hold it for a while. 3. Long - lasting Power Supply Using 4 C - type dry batteries, it can be used continuously for about 6 hours. Since it uses dry batteries, it can work under normal circumstances during power outages or emergencies (batteries need to be provided by the user). 4. Multi - scenario Use It can be used for cheering and shouting at sports festivals and club activities. It is also suitable for meetings, speeches, outdoor activities by the sea or river, and camping. As an emergency item, it can transmit your voice over a relatively long distance with a certain level of volume. 5. Color Blue 6. Material ABS 7. Package Contents 1 speaker (batteries not included) The package mainly contains the above - mentioned contents and few other products. Notes Light and different displays may cause slight differences between the color of the item in the picture and the actual product. The allowable measurement error is around ±1 - 3 cm.