A disk storage device is disclosed including at least one disk unit, a first processor to control the disk unit making possible access of its data and a second processor communicating with the first while operating a file system for disk access and at least one network interface. The network interface is operated to receive an access request. The file system is operated based upon the access request to organize access of the data to create an access response. The disk units are disclosed as a hard disk unit and/or a solid state data unit. The disk storage unit may further include at least one multi-media interface and/or at least one serial interface and/or a Bluetooth interface. An integrated circuit and an assembled circuit board are disclosed including both processors.