The USB Connect Portable is a complete communication device to transfer files to and from your CNC machines. The unit comes in an aluminum case with handle, one RS232 serial cable 15 feet in length, one USB thumb drive with 1GB of storage, one power supply to connect to 110v AC outlet, and documentation on how to set up your device for your CNC and operating manual. The unit also comes with a 1-year warranty, free technical support via phone or email along with assurance it will communicate with your CNC. An optional Fanuc power cable is available to communicate and power the unit if you have FANUC CNC controller.