The Western Digital WD2500AVVS is part of the Green line of hard drives designed for AV use. Featuring 250 GB capacity and fast SATA/300 data transfer rates, you'll come to appreciate the speed of this drive. With the combination of Western Digital's IntelliSeek, IntelliPark and IntelliPower technologies, you'll also come to love the decrease of up to 40 percent power consumption from this drive.While the AV-GP line is designed for use in PVR/DVR, set top boxes, and video surveillance systems, it also works great as a PC hard drive to host your multimedia. The WD2500AVVS was crafted with SilkStream technology for smooth, continuous digital video playback of up to twelve simultaneous HD streams.Whether you are putting together a surveillance system, multimedia PC, a DVR for your TV or a media server, the Western Digital AV-GP WD2500AVVS is the drive for you.Western Digital AV-GP 250 GB SATA/300Hard DriveNotes: Series: AV-GP Model: WD2500AVVS P/N: WD2500AVVS-61L2B0 Product Requirements: Available 3.5-inch drive bay Serial ATA controller Seria ATA data cable Serial ATA power cable.