TF-325 is a hot shoe adapter to adapt Sony to Canon and Nikon.1.It can realize the Sony, Konica, Minolta and flashes of other brand be adapted into Canon, Nikon, Pentax, Panasonic, Samsung and other flashes but not support TTL.2. It also supports flashes of other brand which has the central trigger point. 3. It supports the PC socket trigger the studio light and flash.