This hot shoe adapter is very suitable for installing Flashing memory without synchronization connector for connecting PC synchronization cable. It will allow these cameras to triggering external Flashing by using a sync line. TF322 hot shoe adapter is suitable for all standard 518-2006 hot shoe flashlights, including SB900, SB800, SB600, SB80, SB50, SB30, SB29/29s, SB28/28DX, SB27. Not suitable for equipment with synchronous voltages exceeding 6V. Used with most flashlights in automatic modes or manual modes. Just slide into the camera hotshoe. This adapter can be used to connection flashing memory through standard hot shoes or PC synchronous line Hot shoe adapter will be a good to your studio. Easy to use, very suitable for any of your photography needs.