WD Brand

westerndigital.com

WD AV-25
AV Hard Drives
5400 RPM, SATA 3 Gb/s, 32 MB cache, 1 million hours MTBF

Engineered to thrive in 24x7 streaming environments.

WD AV-25 2.5-inch SATA hard drives are engineered to offer reliable performance in 24x7 always-on multimedia streaming environments. Perfect for DVRs, video surveillance and other demanding multimedia applications.

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Product Name:
	WD AV-25 SATA AV Hard Drives
Positioning statement:
	Engineered to thrive in 24x7 streaming environments.
Long description:
	WD AV-25 2.5-inch SATA hard drives are specially engineered to offer cool quiet operation while providing maximum reliability in 24x7 always-on environments. With support for up to five simultaneous HD video streams, these drives are perfect for DVRs, digital video surveillance and other demanding multimedia applications. 3-year limited warranty. 24x7 reliability These drives are designed to last in always-on streaming digital audio/video environments such as DVR/PVR, digital video surveillance and other demanding multimedia applications. Advanced Format Technology Leading edge technology delivers improved video quality and AV performance through enhanced error correction capability. SilkStream technology Optimized for smooth, continuous digital video playback of up to five simultaneous HD streams. SilkStream is compatible with the ATA streaming command set so AV customers can use standard streaming management and error recovery options. Ultra-cool operation A cool drives is a more reliable drive. WD continues to develop new and innovative ways to keep drives cool while they are operating. Quiet Noise levels have been minimized to less than one sone* - virtually below the threshold of human hearing. Low power consumption The drive draws less than 2 Watts while operating and a mere 4.75 Watts during spin up. 1 million hours MTTF (MTBF) Best-in-class reliability for small-form factor AV storage.** Preemptive Wear Leveling (PWL) The drive arm frequently sweeps across the disk to reduce uneven wear on the drive surface common to audio video streaming applications. * A sone is a subjective unit of loudness as perceived by a person with normal hearing. ** Based upon dual tuner system operating in typical 30°C air ambient environment.
Medium description:
	Low power WD AV-25 hard drives are the cool, quiet and reliable storage choice for demanding always-on read/write applications. With a SATA 3 Gb/s interface, 32 MB cache and up to 320 GB capacity this 2.5-inch drive is ideal for DVRs, digital video surveillance and other small form factor environments where low power consumption and reliable operation are critical.
Short description:
	WD AV-25 2.5-inch SATA hard drives are engineered to offer reliable performance in 24x7 always-on multimedia streaming environments. Perfect for DVRs, video surveillance and other demanding multimedia applications.
39 character descriptor:
	500 GB WD AV-25 320 GB WD AV-25 250 GB WD AV-25 160 GB WD AV-25
Short bullets:
	- 24x7 reliability - Low power compact storage - Supports up to five HD streams
Ideal for:
	Video surveillance, DVRs/PVRs, set-top boxes, high-end audio systems, karaoke players and digital signage.
Warranty:
	3-year limited warranty

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