256MB KIT (2 x 128MB) For Hitachi VisionDesk Series 1120 1125 1330 2200 3400. DIMM SD NON-ECC PC133 133MHZ RAM Memory. Genuine A-Tech Brand. 256MB KIT (2 x 128MB) DIMM SD NON-ECC PC133 133MHZ RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For Hitachi VisionDesk Series. (See Compatibility List Below)