The maximum sampling time differs as follows depending on the card capacity you use and stereo/mono setting.
- You can use an SD/SDHC card of up to 32GB.
- Since the 1 GB SD card included with the SP-404SX contains preload data, the available sampling time will be less than the time below.
| Card capacity | Stereo (mono) |
| 1 GB | Approx. 90 min. (180 min.) |
| 2 GB | Approx. 180 min. (360 min.) |
| 4 GB | Approx. 360 min. (720 min.) |
| 8 GB | 8 GB Approx. 720 min. (24 hours) |
| 16 GB | 16GB Approx. 24 hours (48 hours) |
| 32 GB | 32 GB Approx. 48 hours (96 hours) |