Full Details from Amazon.com : http://www.amazon.com/gp/product/B007HAYGTC?tag=onigi-20

4GB kit (2GBx2) Upgrade for a HP - Compaq Pavilion dv6700t Series System (DDR2 PC2-5300 NON-ECC

200-pin SODIMM
DDR2-667
DDR2 PC2-5300 Unbuffered NON-ECC DDR2-667 18V 256Meg x 64
The only brand of memory upgrade available directly from a DRAM manufacturer tested to meet the most stringent industry specifications
Install it yourself in about 15 minutes The same top-quality memory that the worlds largest computer manufacturers install in the systems they sell