The IDX DC-DC Cable for Canon EOS 7D / 5D Mark II is a D-tap coupler cable available for use with Canon still cameras that have video capability. It is specifically designed for use with Canon EOS 7D and 5D Mark II.
You must combine the DC-DC cable with the IDX P-V257 Endura V-Mount plate with 2-pin D-Tap DC out and Digi-View; IDX A-CA74E shoulder mount is optional.
D-tap coupler cable
Supports Canon EOS 7D and 5D Mark II cameras
Combines with the IDX A-CA74E Shoulder Adaptor and the IDX P-V257 Endura V-Mount Plate with 2 Pin D-Tap DC Out and Digi-View