Pro Co Sound EC6 Siamese Twin AC (Powercon Grey to IEC) & Audio (2x XLR Female to 2x XLR Male) Combo Cable- 50' Tiffen 67812 Should be left on at

Should be left on at all times to protect front element Guards against fingerprints and scratches damaging the front element of your lens

75" center hole with a machined key way

flash exposure (FE) lock

Its nominal speed of ISO 400/27� offers extensive versatility and latitude

Pro Co Sound EC6 Siamese Twin AC (Powercon Grey to IEC) & Audio (2x XLR Female to 2x XLR Male) Combo Cable- 50' Tiffen 67812 Should be left on atPro Co Sound brings multi tasking to their line of cables with Siamese Twin Cables . They are a unique combination of balanced audio and AC electrical power carried through the same cable assembly with individual shielded lines that prevent EMI RFI from disturbing the audio signal. Its ingenious construction is extremely useful for providing power to self powered, full range, and bi amplified loudspeaker systems from manufacturers like Turbosound,