TCND's Industrial SD Memory Cards are rugged, highly reliable, high endurance Flash Memory Devices. Also it is well-designed, manufactured and tested to guarantee the extreme environmental conditions. Each of our product series is designed for a broad embedded use case with its unique requirements towards longevity, life time, endurance, temperature, data retention and cost. The combination of MLC (Multi Level Cell) NAND Flash with innovative controller and firmware technology enable prolonged data retention and extended life cycles despite the write endurance limitations of MLC Flash.The special firmware features include a powerful built-in Error Correction, Read Retry Feature, Data Management, Data Randomizer, Global Wear Leveling & Bad Block Management algorithms.