This wired remote has been designed for direct access to the most frequentlyused actions and commands of total mix FX, being an indispensable tool in thestudio's daily applications. Its extremely flexible configuration throughtotal mix FX will simplify workflow and greatly increase the usability of theRME interface in most real world situations. The arc USB is a USB 1.1 (UAC1)MIDI remote control, natively compatible to windows and Mac OS X. As soon asit is present in the operating system totaimix FX will detect it andcommunicate with it, without disturbing other remote controls. Therefore it isalso not necessary to switch the arc USB on or off within total mix FX - itwill just work. And because it communicates with total mix FX (via USB) it iscompatible to all RME audio interfaces that are detected and supported bytotal mix FX. This goes back to RME interfaces released 2001! As soon as thearc USB is connected to a computer any button press or wheel turning willcause the respective action performed by total mix FX - and therefore also bythe RME audio interface.With the ufx+ and ufx II the arc USB can also beconnected directly to these devices, currently the only RME interfaces havingan internal USB 1.1 host with matching connector. This way of connecting ishandy in stand-alone mode, where the arc USB is also supported by the ufx+ andufx II.The arc USB is bus powered, but draws only little current.Indispensable tool in the studio's daily applicationsNatively compatible to windows and Mac OS XCommunicates with total mix FX (via USB) and is compatible to all RME audio interfaces that are detected