Q2632A Q7723A 512MB Memory Upgrade for HP Color LaserJet 3000dn， 3000n， 3800， 3800dn， 3800dtn， 3800n<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>One 512MB 200pin DDR Sodimm</li><li>Part#: Q2632A， Q7723A</li><li>100% Compatible with Lifetime Warranty</li><li>Manufactured by Keystron， LLC</li><li>Keystron is a registered trademark of Keystron， LLC</li></ul></div><img src="http://ecx.images-amazon.com/images/I/410xwCNiv6L.jpg" noproxy>