Check the listing for details. X1-R Passive Ribbon Microphone. Condition: New. Listed at 249.00 USD. Within the X1 series lays the sE Electroinic's version of a classic ribbion microphone. The X1-R passive ribbion microphone is extremly verstile and can be used in a variety of situations. Even thoough this microphone does not offer full ferquency response performace as the other microphones in this series, the developed ribbion microphone technology is what allows this microphone to have its versitility and tone. The Neodynamic mangnets inside this ribbion miucrophone is what helps gives this microphone its smooth vintage tone. Versitle Use: Most ribbion muicrophoones are too sensite to use on just anything. They have to be delicilty placed and thought out on placement before you can apply them to your recording. Not the X1-R. This microphones can be used on anything from guitar cabnets.