XLR-PRO Universal XLR Microphone Adapter for Camcorders and DSLR Use professional XLR microphones on your camcorder, DSLR or audio recorder's 1/8" (3.5mm) microphone jack 2 professional XLR inputs, 2 auxiliary 1/8" inputs - 2 level controls adjust from zero to unity LINE/MIC switch on each input - Stereo/mono switch sends one mic to both channels Shielded balanced line transformer isolation on both inputs  All aluminum cabinet add XLR iputs to camcorder