RDL SF-DN4 SysFlex Digital Audio to Dante Network InterfaceThe SF DN4 is a digital audio interface that converts two stereo digital audio sources to four Dante network audio channels. The SF DN4 automatically detects a valid input on any of the three input jacks: S PDIF optical, S PDIF coaxial, or AES EBU XLR. The input is decoded, re clocked and transmitted to the Dante network. A yellow front panel LOCK LED indicates a valid source received without any lock errors. Special software is not required to