Transcend – DDR2 – module – 256 MB – SO-DIMM 200-pin – 667 MHz / PC2-5300 – CL5 – 1.8 V – unbuffered – non-ECC – for ASUS A6J, A6Ja, A7J, A7JB, A7JC, A8F, A8Ja, A8Jc, A8Jm, V6J, W3J, W5F, MSI Megabook S271