2pcs of 4GB 1600MHz DDR3 Non-ECC CL9 SO DIMM. Manufactured by Computer Memory Solutions We don't use Generic Modules to avoid incompatibility. All international orders take around 6 weeks for items to be delivered. Please make sure you can wait 6 weeks. Guaranteed to work in your notebook or you get your money back Lifetime warranty 30 day money back guarantee. Max Memory: 8 GB with Dual Core CPU Sockets: 2 Sockets with Quad Core CPU Max memory per socket is 4gb Compatible with: ASUS/ASmobile X53 Series X53SC ASUS/ASmobile X53 Series X53TA ASUS/ASmobile X53 Series X53U

• 204PIN DDR3 SODIMM
• DDR3-PC10600
• DDR3-PC1333
• 2PCS KIT
• Computer Memory Solutions

204PIN DDR3 SODIMMComputer Memory Solutions