WD AV 2.5-inch (formerly WD AV-25) hard drives are optimized with SilkStream™ technology to capture data from up to 12 simultaneous HD video streams. With 24x7 operation, low temperature, and best-in-class reliability, WD AV 2.5-inch hard drives are ideal for DVR/PVR, IPTV, and digital video surveillance applications requiring smaller form factor hard drives.

Weight & dimensions
Width	69.8 mm
Height	6.8 mm
Depth	100.2 mm
Weight	90 g
Power
Power consumption (standby)	0.1 W
Power consumption (read)	1.4 W
Power consumption (write)	1.4 W
Power consumption (idle)	0.8 W
Operating voltage	5 V
Operational conditions
Operating temperature (T-T)	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C
Operating shock	400 G
Non-operating shock	1000 G
Features
HDD size	2.5"
HDD capacity	320 GB
HDD speed	5400 RPM
Interface	Serial ATA II
Type	HDD
Storage drive buffer size	16 MB
HDD sustained transfer rate	147 MiB/s
Start/stop cycles	600000
Logistics data
Harmonized System (HS) code	84717050