This product is either discontinued or we cannot get that from suppliers.
Kingston KVR16LS11S6/2BK Non-ECC SODIMM Memory, Capacity 2 GB, Single Module, Non-ECC Unbuffered, Speed 1600MHz, Memory DDR3, CAS Latency 11.
Kingston 2GB DDR3 1600Mhz CL11 1Rx16 Non-ECC SODIMM Memory.