Syrp Link shutter release cable for Canon (3C) Compatible with the Genie. Link cable (3C) can be used to connect your Canon camera to an external trigger device such as the Genie, a timer remote or shutter release device that has 2.5mm input Compatible with Canon EOS 7D | 50D | 40D | 30D | 6D | 5D | 20D | 10D | 5D Mark III | 5D Mark II | 1D X | 1D C | 1D Mark IV | 1D(s)Mark III | 1D(s)Mark II(N)