Manfrotto MVR911ECCN HDSLR Clamp-on Remote Control for Canon DSLRs
For Canon DSLRs. Interfaces with Canon DSLR firmware by USB connection. Canon's EOS 5D Mark II, EOS 1D Mark IV, EOS 7D, EOS 60D, EOS 600D/Rebel T3i/Kiss x5, EOS 550D/Rebel T2i/Kiss x4 and EOS 500D/Rebel T1i/Kiss x3.