Epson 256MB RAM, 256 MB, Epson AcuLaser C9100, Epson AcuLaser C4200DN, Epson AcuLaser C3800N, Epson AcuLaser C3800DN, Epson..., DDR, 333 MHz, 200-pin SO-DIMM, Taiwan Epson 256MB RAM. Capacity: 256 MB, Compatibility: Epson AcuLaser C9100, Epson AcuLaser C4200DN, Epson AcuLaser C3800N, Epson AcuLaser C3800DN, Epson..., Internal memory type: DDR. Quantity per pack: 1 pc(s), Package width: 3.94" (100 mm), Package depth: 5.79" (147 mm)