Ordered accidentally. This CD/DVD+RW drive is a perfect fit for your HP Pavilion DV4 desktop computer. It is a high-quality internal drive that allows you to read, write and rewrite CDs and DVDs. With its AD-7581S model number, it is a reliable and efficient device that will enhance your computing experience.This drive has no bezel, making it a sleek and easy-to-use addition to your computer setup. It is ideal for storing and accessing all your important data, media files, and software installations. So, whether you need to burn a disc, watch a movie, or install a new program, this CD/DVD+RW drive has got you covered.