This product is either discontinued or we cannot get that from suppliers.
Lenovo Super Multi-burner Non-ecc Udimm Desktop Memory (4XA0M84911) The Lenovo multi-burner eliminates the need to choose between competing recordable DVD formats and CD format. This drive supports all formats, released by the DVD forum and DVD+RW alliance, including DVD-RAM, DVD-R, DVD-R dual layer, DVD-RW, DVD+R, DVD+R double layer and DVD+RW media.