35th Anniversary digital interconnects are meticulously hand-crafted and are the pinnacle of Purist Audio Design's cables in luxury and sound! They are fashioned using single crystal silver and surrounded by Purist Audio Design's proprietary Ferox® dampening material. Digital interconnects are offered in SPDIF 75 Ohm (Furutech Rhodium NCF RCA or Furutech Rhodium BNC) and AES/EBU 110 Ohm (Furutech Carbon Fiber Rhodium NCF XLR). Available lengths start at 1.0 M (3.3 Ft.) and increase by 0.5 M (1.6 Ft.) lengths. The 35th Anniversary digital interconnects are directional, and the arrows indicate the direction of the signal.