The CaptiveWorks CW-100R is a digital video recorder for satellite television systems.
SD Card recording capacity
Capacity: 1.90 GB
2,004,821,504 bytes
Eight Minutes: 145 MB
152,207,360 bytes
19,025,920 bytes per minute recording XviD
2,004,821,504 / 19,025,920 = 105.37
105 minutes or 1 hr and 45 minutes fits on a 2GB SD card.