Transcend’s JetMemory series is manufactured with the highest grade brand-name DRAM chips and is subjected to the full gamut of Transcend’s strict quality control and environmental tests. Our JetMemory series meets the highest specifications of compatibility and reliability, and is backed by our limited lifetime warranty.Transcend memory modules are manufactured with the highest grade, brand-name DRAM chips available, which are selected only after passing of our stringent performance and stability evaluation, including rigorous testing in extreme environments. These modules offer an unrivaled level of compatibility and stability that far outclasses the competition.