Elpida EBJ21UE8BFU0-DJ-F - 4GB (2 x 2GB) SODIMM Memory PC3-10600S CL9 at Amazon.com
4GB PC3-10600 DDR3 SDRAM for sale | eBay
Case of 100, DUOMEIQI 4GB 2RX8 PC3-10600S DDR3 1333MHz SO-DIMM CL9 204 Pin 1.5v Non-ECC Unbuffered Notebook Laptop Memory RAM Module Compatible with Intel AMD and Mac Computer at Amazon.com