The Santana Sounds Bluetooth Wireless Speaker in Green Energia is a portable speaker with dual 5W power output, perfect for outdoor and on-the-go audio setups. It is designed to be compatible with various devices such as smartphones, tablets, MP3 players, desktops, televisions, and projectors. The speaker is powered by batteries and features a shockproof and waterproof design, making it ideal for use in various environments. With Bluetooth connectivity, users can easily stream music from their devices and enjoy high-quality sound with a signal to noise ratio of 7E+1 dB. The compact and sleek design of the speaker makes it a versatile and convenient audio solution for any situation.