2GB KIT (2 x 1GB) For HP-Compaq HP Presario Desktop SR1728AP SR1729ES SR1729IT SR1730TW SR1730TW (ER942AA) SR1730Z SR1734X SR1735TL SR1738NX SR1738TW SR1739IT SR1740FR SR1749IT SR1750CF SR1750NX SR1755NX SR1757KR SR1759ES SR1760AN SR1760CF SR1765AN SR1767ES SR1769IT SR1770TW SR1779IT SR1780AN SR1780TW SR1787CF SR1789CF SR1790AN SR1790CF SR1795CF SR1799AN SR1799CF SR1799IT SR1802FR SR1802HM. DIMM DDR NON-ECC PC3200 400MHz RAM Memory. Genuine A-Tech Brand. 2GB KIT (2 x 1GB) DIMM DDR NON-ECC PC3200 400MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP-Compaq HP Presario Desktop. (See Compatibility List Below)