OC-1100 OFF CAMERA CABLE A coiled 39-inch cable (length when stretched). One end slides into the hot shoe of a series i/xi/si camera. The other end is a proprietary screw-in plug that fits into the side of a Dynax AF 4000, 5200I, 5400xi/HS/5600HS(D). The proprietary screw-in plug also fits the screw-in terminal of an OS-1100 Off-Camera Shoe to permit off-camera use of Dynax 2000i/xi, 3200I, 3500xi or 3600HS(D) flash units.*OC-1100 proprietary screw-in plug also fits screw-in terminal of an Off-Camera Shoe for Cable OC to permit off-camera use of Dynax 1800 and 2800 flash units.OS-1100Fits onto the bottom of the Dynax Series-i, Series-xi/HS flash units and permits connection with the OC-1100 for off-camera flash use. Must be used with 2000i, 3200i, 2000xi, 3500xi, 3600HS(D) for off camera flash. Most commonly used with off-camera brackets like the Stroboframe by Saunders. CABLE EX A coiled 39-inch cable (length when stretched) used to extend the length of the Off-Camera cable and OC-1100. *It also fits the output terminals of the TC-1000 to provide connection between the TC-1000 and up to three (3) additional flashes in a multi-flash setup. This cable is common to the Original Dynax, New Dynax, and X-series cameras and flashes and is also used with the Triple Connector to connect X-series PX flash units to the X-700 or X-570. CABLE CD A coiled 39-inch cable (length when stretched) with a proprietary screw-in plug at both ends. It is used to connect a Dynax 4000, 5200i, 5400xi, or 5400HS flash directly to another Dynax 4000, 5200i, 5400xi, 5400HS 0r 5600HS(D) flash. *The proprietary screw-in plug also fits the screw in terminal of an OS-1100 Off-Camera Shoe to permit connection to a Dynax 2000i/xi, 3200i, 3500xi, 3600HS(D) flash unit. *The proprietary screw-in plug also fits the screw-in terminal of an Off-Camera Shoe for Cable OC to permit connection to a Dynax 1800 and 2800 flash unit. *The proprietary screw-in plug also fits the input terminal of a TC-1000 to permit connection to a Dynax 4000, 5200i, 5400xi, or 5400HS 5600HS(D) flash with the TC-1000.TRIPLE CONNECTOR TC-1000 Permits connecting three additional flashes in a multi-flash setup. Input connection: CABLE OC for Original Dynax cameras;OC-1100 Cable for Dynax Series i/xi/si/9/7/5/4/3 cameras; CABLE CD for direct connection to 4000, 5200i, 5400xi or 5400HS, 5600HS(D) flash; CABLE EX when used to extend a OC or CD cable Output connection: Three ports for connecting the Female collar of the Cable EX** The TC-1000 CANNOT be used with the X-Series cameras for off-camera flash ** The Triple Connector CANNOT be used with Dynax cameras for off-camera flash. **There should be no more than 6 cables between a camera and flash.