If you are looking to add more coaxial digital inputs on your receiver then this Cables to Go 40018 will be the ideal choice. This S/PDIF Female to TOSLINK Female Audio Converter which is designed to connect the coaxial digital audio output from your DVD player, cable or satellite receiver to a TOSLINK optical input. You won't have to buy a new receiver, this coaxial to optical converter would just change the media formats and give full digital signal sound quality. Installation is simple and easy and it is ideal for home theater, Dolby Digital and DTS . Coax to TOSLINK Audio Convertr. COAXIAL TO OPTICAL DIGITAL AUDIO CONVERTER. The perfect solution for converting digital audio media formats. Run out of coaxial digital inputs on your receiver? Most receivers only have one coaxial digital input but have several optical inputs. This coaxial to optical converter will allow you to connect the coaxial digital audio output from your DVD, cable or satellite receiver to a TOSlink optical input. Don't buy a new receiver - simply change media formats and get full digital signal sound quality.