Kingston Technology System Specific Memory KTB-HL533/256, 0,25 GB, 1 x 0.25 GB, DDR2, 200-pin SO-DIMM Kingston Technology System Specific Memory KTB-HL533/256. Internal memory: 0,25 GB, Memory layout (modules x size): 1 x 0.25 GB, Internal memory type: DDR2, Memory form factor: 200-pin SO-DIMM