Manufacturer: LenovoManufacturer Model: T410Processor Type: Intel(R) Core(TM) i5 CPU M 520 @ 2.40GHzMemory Installed: 8192MB DDR3Maximum Memory: 8192MBMemory Slots (Total): 2 Slots Hard Drive: 320Gig Serial ATAOptical Drive: DVD/CDRWNetwork Card: 10/100/1000Seller Used is when a seller may take a broken or item, or an item with parts that don't work properly, and repair it, then sell it in good working condition. Packaged in unmarked box. OEM Accessories. REPAIR PLAN:Full Coverage from Date of Purchase100% Parts and Labor CoverageIncludes Accidental DamageFully transferable, cancel anytimeIncludes Free ShippingIf the product cannot be repaired, it is replaced.