From bike rides to backyard barbeques, the Pollux Solar Bluetooth Speaker is the perfect portable companion for solo adventures and social gatherings. Conveniently-sized to grab and go, this compact speaker delivers clear sound quality up to 33 feet away from your Bluetooth-enabled device and is durably-built to withstand drops and water splashes. Even better? A built-in solar panel allows you to leave this Bluetooth speaker in the sun for up to 2000mAh of backup power.