The download button opens the iTunes App Store, where you
may continue the download process. You must have iTunes installed with an
active iTunes account in order to download and install the software. This
download may not be available in some countries.
From LOO TSZFOR:
For iOS only, support all format music, and one key to search all local music, play any music you like. Speakerlight can also control the Light-Emitting Diode switch and brightness adjustment. Let the music and Light-Emitting Diode light perfect combination, it is great Joy, endless.