SMDV RFN-4 (RF-908) Wireless & Cable Shutter Release for Nikon DSLR Nikon Df, D610, D600, D7100, D7000, D5300, D5200, D5100, D5000, D3200, D3100, D90, Coolpix A, P7800, P7700 (Nikon MC-DC2), WR-R10
o  RFN-4 is the next generation of SMDV's reliable shutter releases.o  RFN-4 can be used as BOTH a cable release and wireless shutter release.o  The new RFN-4 is even better than the previous versions.Key features:o  Maximum range of 260 feet (80 meters).o  16 user selectable channels.o  2.4GHz operating frequency.o  Conveniently uses readily available AAA batteries in both the Receiver and Transmitter.o  Easily replaceable wires**.  By switching the cables, RFN-4 can support more than one camera model.o **Additional wires are sold separately.**o  Fully supports Bulb shooting mode.o  BOTH a wire cable release and wireless shutter release functionality!o  Compatible with Nikon MC-DC2 (or WR-R10) Connector, e.g., Nikon Df, D610, D600, D90, D3100, D3200, D3300, D5000, D5100, D5200, D5300, D7000, D7100, Coolpix A, Coolpix P7700, P7800o  RF-908 replaces Nikon WR-R10/WR-T10 set and MC-DC2