The Orion Aux Input supports Vox. Keep in mind that the audio must be delivered at line level voltages (millivolts). The Aux Input will not produce an output if driven at mic level voltages (microvolts) I always use the Aux input on my Orion for an audio input and my Vox works just fine. Running Orion ver. 1.372 Barry. John / N0KHQ / St. Louis