The GoGear player may support up to 512MB Mini SD card. The following brands of Mini SD card are recommended for use with the GoGear player. * Apacer: 64MB * Apacer: 256MB * Kingston: 64MB * Kingston: 512MB * Lexar 64MB * Lexar: 128MB * Lexar: 256MB * Lexar: 512MB * Dane-elec: 256MB * SanDisk: 1GB Other brands of Mini SD cards have not been tested, but could be used also with the GoGear player.