Compatible WD AV-GP WD5000AVDS IS Tested for compatibility in a broad range of AV products including set top boxes, DVD recorders, and mainstream surveillance systems. WD AV-GP WD5000AVDS SilkStream Optimized for smooth, continuous digital video playback of up to twelve simultaneous HD streams. SilkStream is compatible with the ATA streaming command set so CE customers can use standard streaming management and error recovery options. IntelliSeek Calculates optimum seek speeds to lower power consumption, noise and vibration. NoTouch ramp load technology The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit. Pre-emptive Wear Leveling (PWL) WD AV-GP WD5000AVDS Ensures reliability for applications that perform a high incidence of read/write operations at the same physical location on the disk. Long-term reliability These Hard Drives are designed to last in high temperature always-on streaming digital audio/video environments such as PVR/DVR, DVR recorders and surveillance video recorders. KEY FEATURES WD AV-GP drives are the cool, quiet and reliable choice for always-on 24/7 AV applications. They are designed for media center, media server, surveillance, digital signage and other AV systems requiring perfect audio and video, low heat, low power and long term reliability. 24×7 reliability Near silent operation SilkStream Technology Ultra-cool operation Low power consumption 1 million hours MTTF (MTBF) Preemptive Wear Leveling (PWL) SPECIFICATIONS: Model Brand Western Digital Series WD AV-GP Model WD5000AVDS Packaging Bare Drive Performance Interface SATA 3.0Gb/s Capacity 500GB Cache 32MB Rotational Speed IntelliPower Transfer Rates Buffer To Host (Serial ATA) : 3 Gb/s (Max) Physical Spec Form Factor 3.5″ Interface SATA 3 Gb/s This is a unbranded version. Learn More