Canon WFT-E6A Wireless File Transmitter, allowing an external web enabled device to control the camera. The WFT-E6A Wireless File Transmitter unit also enables Bluetooth v2.1 +EDR, to embed GPS location data into files. The EOS-1D X also features dust and weather resistance. The Canon EOS-1D X and EOS-1D C have four customizable function buttons at the front of the camera, two that can be used for shooting vertically and two for horizontal shooting. Accessories According to Canon's website, the EOS-1D X model comes equipped with: EOS-1D X Digital SLR Body Eyecup E.g. Battery Pack LP-E4N Battery Charger LC-E4N Wide Neck Strap L7 Cable Protector Stereo AV Cable AVC-DC400ST USB Interface Cable IFC-200U Known defects Canon issued a product advisory indicating that insufficient lubrication within the camera's driving mechanism may lead to excessive wear, potentially causing autofocus to fail and the viewfinder image becoming "blurry" or "not steady". Any bodies sold with the issue are eligible for inspection and repair free of charge. Canon has not issued a recall for selected EOS-1D X and EOS-1D C models that have this issue. Only certain models are affected. See also Canon Canon EOS-1D C References External links Official link 1D X Cameras introduced in 2012 Full-frame DSLR cameras