DBSOARS Bluetooth Speaker

This speaker is fully waterproof and can survive immersion in water of up to 3.3 feet for up to 30 minutes—so you've no worries using it by the sea or the pool, or in a bathroom. Designed for outdoor use, this portable Bluetooth speaker is dustproof, snowproof, mudproof, durable enough to withstand the elements, or even survive an accidental drop. The built-in 10000mAh rechargeable battery delivers up to 40 hours of playtime at 50% volume and gets fully charged in about 4 hours. The USB port lets you charge your smartphones, tablets, and other USB-powered devices right from the outdoor portable speaker.