Looking for a portable speaker that will give you ultimate freedom, incredible sound quality and run on environmentally friendly solar power? Then we have the perfect speaker for you! The HF-F30 is a small portable bluetooth speaker that charges with Solar Energy, the ultimate accessory for your summer excursions and activities. This small and light speaker combines the sound quality and convenience of Bluetooth wireless connection with the independence of solar energy. Listen to your favorite music with crystal clear sound quality, thanks to the built-in high-performance speakers. Enjoy clear treble, deep bass and vivid sound performance that will take you to new musical experiences. With the built-in solar panel, you can charge your speaker with the sun's energy, saving resources and being environmentally friendly. You don't have to worry about running out of battery, since solar charging provides continuous operation and music enjoyment. Plus, it has connectivity options that will delight you. You can connect the speaker to your device via Bluetooth, allowing you to enjoy your music wirelessly. In addition, it has a USB/TF slot to listen to your favorite songs.