Radial Engineering JPC Stereo AV Direct Box with 1/4" 1/8" and RCA inputs to XLR outputsThe Radial JPC is a stereo direct box that has been specifically designed for use with computer sound cards and other consumer electronic products to allow these to be connected to a professional sound system. It is unique in that it combines the advantages of transformer isolated inputs with an active drive circuit, giving you the 'best of both worlds' in a compact and extremely flexible package. Transformer coupled inputs have the unique advantage