64MB DDR2 144Pin Memory RAM for HP LaserJet Printer P2015, P2055, P3005, CP1510, CP2025, CM2320, M2727 (HP P/N CB421A) 64MB Memory 144Pin 16Bit DDR2 SODIMM HP Laserjet P2015, P2055, P3005 Series HP Color Laserjet CP1518, CP2025, CM2320 HP Laserjet MFP M2727