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Digital signage has a heavy use profile, so you should buy a high-quality SD card for your player(s). See How to select an SD cardfor more information.
The expected lifespan of a BrightSign-provided SD card should be at least two years under the average digital signage usage profile (which includes many reads). However, many factors can influence the lifespan including heat, humidity, and the number of card reads and writes. Light usage can extend the lifetime significantly while heavy usage can limit card lifespan to less than a year.
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