Specs: 1 x 4GB DDR2-800 PC2-6400 200Pin Sodimm CL6 800MHz

DDR2 SO* Works in these Systems: * Inspiron 1546 * Inspiron 1750 * Inspiron 400 * Inspiron XPS 1730 * Inspiron XPS M1530 * Inspiron XPS M1730 * Inspiron Zino * Latitude E6400 ATG * Latitude E6400 XFR * Precision Mobile Workstation M2400 * Precision Mobile Workstation M4400 * Studio 1555 * Vostro 1220 * Vostro 1320 * Vostro 1320n * Vostro 1520 * Vostro 1720 Made from the highest quality components, Arch Memory RAM modules are designed to increase productivity and help your computer work faster. Arch Memory products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Backed by free technical support, a lifetime replacement warranty and legendary reliability, Arch Memory RAM is your best choice for upgrading your computer's memory.

30 Day money back guarantee. Limited lifetime warranty.