This Western Digital AV-GP 500GB internal hard drive is perfect for storage on both laptops and PCs. With a 3.5 inch form factor and eSATA interface, it is compatible with a variety of devices. The storage capacity of 500GB allows for ample storage space for all your important files and documents. This hard drive is specifically designed for use in AV surveillance systems and has a model number of WD5000AVDS. Measuring 5.8 inches in length, 4 inches in width, and 1 inch in height, this hard drive is compact and easy to install. Don't miss out on the opportunity to add reliable storage to your device with this Western Digital AV-GP hard drive.