Expand your memory with the micro SD card slot The ICD-PX470 comes with 4GB of memory built-in, which gives you a max recording time of 59h35m when recording in stereo at MP3 128kbps. You can expand ...

The 4TB capacity doubles that of the largest microSD cards, earning it the title for the world's largest removable memory card. It's a giant leap from the 32MB of storage SD cards boasted in 1999.