Bluetooth Radio Portable Speaker Dual Speakers Stereo Sound Big Volume

Warm reminder:Relative! our opera card comes with an on-demand catalog. it is an unencrypted genuine high-speed c10 memory card. it has fast reading and writing speeds and no lag in playback. it can be deleted and downloaded unlimited times. the song catalog is the same as the content downloaded in the memory card. each song has a digital number. if you want to play which song, just press the corresponding song number to play the song. the directory is at the bottom of the details page.