Cable for transfering still images from the camera via USB port.
Models:
Powershots S1, PRO1, S330, S300, A100, A200, A300, A310, A400, A510, A520, A10, A20, A40, A60, A70, A75, A80, A85, A95, S30, S40, S45, S50, A30, A40, SD10, SD20, SD100, SD110, SD200, SD300, SD400, SD500, S410, S500, S60 S70, G5, G6
ZR45mc, ZR50mc,
EOS-30D, EOS-1DS MArk II, EOS-1D Mark II
And more...