The Trigger Smart Camera Cable 3m 2.5mm (TSCW-1) is the standard cable that connects your camera to the Trigger Smart Controller. This cable is included as part of the Trigger Smart Kit but can be purchased separately as a spare or extension cable or to be used with a secondary camera when using the Trigger Smart system. 3m cable has 2.5mm jacks on both ends & is compatible with the following cameras. For other cameras, a dedicated adapter or adapter cable must be purchased. Canon EOS 30/33/50/60D/300/300D/DIGITAL REBEL/350D (XT)/400D (XTi)/450D (XSi)/500D (T1)/550D (T2i) Contax N/645 Pentax K110D/K200D/K10D/K20D/*ist DS/DS2/DL/DSamsung GX-1S/GX-1L/GX-10/GX-20.