Product picture - Sennheiser USB-ED 01 Usb To Modular Plug RJ 9 Contains A Standard Mono Soundcard And Works for Ui Boxes & PC Sennheiser, USB-ED, 01, Usb, To, Modular, Plug, RJ, 9, Contains, Standard, Mono, Soundcard, Works, Ui, Boxes, &, PC Click the image to close this page