The MC-25A Adapter Cord for Select Nikon DSLRs from Nikon allows
the use of two-pin remote accessories on the Nikon DSLR's with a 10-pin
remote port. It fits with the following Nikon cameras: D3, D3s, D3x,
D4, D200, D300, D300s, D700, D800, D800E and can connect numerous Nikon
accessories and cables such as the MC-4A Remote Cord and MR-3 Terminal
Release. The cable is 9.8" (25 cm) long.