The WD Purple 10TB is an internal hard drive specially developed to record security footage 24/7. With this 3.5-inch surveillance drive, you can store the video footage of 64 cameras at the same time. This drive was made for high temperatures and continuous operation, reducing the risk of overload. The Purple 10TB doesn't make a lot of noise, and thanks to the hard drive's speed of 5400RPM, it's energy efficient. AllFrame technology prevents image errors and missing frames, allowing you to store these images without errors. WD provides a 3-year warranty with this hard drive.