Full Details from Amazon.com : http://www.amazon.com/gp/product/B00A1SEZ7K?tag=onigi-20HP Pavilion DV4-1000 CD-RW DVD RW DVD-RW Multi Burner Drive TS-L633 482177-001HP Pavilion DV4-1000 CD-RW DVDRW DVD-RW Multi Burner Drive TS-L633 482177-001