This Axiom 4GB low voltage SO-DIMM memory module is designed and manufactured using tier-one components and represents the very best in quality management, reliability, and advanced memory testing. Offering leading technologies that adhere to stringent manufacturing quality standards, Axiom delivers the highest level of consistency and product value for your success. Advanced testing ensures our products are 100-percent guaranteed compatible, and exceed all system-specific and industry standards. Upgrade with confidence, Axiom for a better solution.