ETvalley Mini Portable Wireless Bluetooth Speaker, Blue Waterproof Speaker for Golf, Beach, Shower, Outdoor and Home Easy to connect with your tablet, smartphone and other Bluetooth enabled devices Charge in 1 hour and play music for more than 5 hours 3W audio driver providing powerful, rich and clear sounds Rechargeable battery good for environment protection and money saving Attach Bluetooth speaker to backpacks, purses, handlebars and enjoy your favorite music in travel anytime