SXS
SxS is a family of flash memory cards developed by Sony for professional video recording, most notably used with the XDCAM EX line of camcorders. The format was introduced to provide high-capacity, removable storage capable of sustaining the data rates required for high-definition acquisition and fast offload to edit systems.
The cards are designed around an ExpressCard form factor and are used in cameras and readers that
Capacity offerings for early SxS cards ranged from single-digit to several tens of gigabytes, with later PRO+
In professional environments, SxS cards were valued for ruggedness, hot-swappability, and compatibility with a range of
As camera technology evolved toward higher resolutions, new codecs, and alternative storage formats, SxS usage declined