HP 256 MB DDR 200-pin SDRAM DIMM
HP 256MB DDR, 256 MB, HP Color LaserJet 4700, 5550, CM4730, DDR, 200-pin DIMM
HP 256MB DDR. Capacity: 256 MB, Compatibility: HP Color LaserJet 4700, 5550, CM4730, Internal memory type: DDR