If you’re looking for smart storage solutions, then the HP 507125-B21 hard drive is a good choice. This HP 146 GB hard drive accommodates both, your critical data as well as multimedia contents. Thanks to its 2.5-inch form factor, this internal hard drive fits perfectly into your laptop. You can access multiple files in a jiffy, as the HP 507125-B21has a 10,000 rpm spindle speed. A SAS interface in this internal hard drive facilitates data transfer at the rate of 6 GBps. All in all, you can enjoy an enhanced multimedia experience with this HP 146 GB hard drive.