NAS +
![NAS](https://files.ozbargain.com.au/t/57/4357.jpg?h=b72320a4)
Network-attached storage (NAS) is a file-level computer data storage server connected to a computer network providing data access to a heterogeneous group of clients. NAS is specialized for serving files either by its hardware, software, or configuration. It is often manufactured as a computer appliance – a purpose-built specialized computer.