Amazon.com: SPDIF Digital Coaxial Audio Cable HiFi 3.5mm to RCA for FiiO X3 X5 50cm : Electronics
Amazon.com: Micca Premium SPDIF Digital Coaxial Audio Cable - 3.5mm (1/8") to RCA, 3ft, Polarity: Tip - Signal, Sleeve - Ground : Electronics
KabelDirekt – Digital Coaxial Audio Video Cable/Satellite Cable
Amazon.com: Mediabridge™ Ultra Series Digital Audio Coaxial Cable (15 Feet) - Dual Shielded with RCA to RCA Gold-Plated Connectors - Black - (Part# CJ15-6BR-G2) : Electronics
Monoprice Digital Coaxial Audio/video Cable - 15 Feet - Black | Rca Subwoofer Cl2 Rated, Rg-6/u 75-ohm - Onix Series : Target
Amazon.com: Optical to Coaxial or Coax to Optical Digital Audio Converter Adapter, Bi-Directional Digital Coaxial to/from SPDIF Optical (Toslink) Audio Signal Converter/Repeater : Industrial & Scientific