This is a lot of 15 Seagate 2.5 inch internal laptop drives with a storage capacity of 320 GB each. They are compatible with HDD drive types and come in a sleek silver color. These drives are perfect for those looking to expand their storage capacity on their laptops or other compatible devices. The product line is WD Blue and the unit quantity is 15. These drives are in excellent working condition and are ready to be used right out of the box. With this lot, you can be sure that you will have plenty of space to store all your important files and documents.