Canon WFT-E2ⅡB Wireless File Transmitter I am selling this because I used it for tethered shooting, but I have sold the compatible camera. There are scratches, but it has been tested and is in working order. *The photos show everything included. Compatible models: EOS 1D Mark IV, EOS 1D Mark III, EOS 1Ds Mark III *I used it with the EOS-1D Mark IV. Please consider purchasing only if you understand that this is a used item.