SMDV RFN-4 Wireless Remote Shutter Release Cable for Nikon D1, D1H, D1X, D2H, D2X, D2Hs, D2Xs, D3, D3X, D3s, D4, D200, D300, D300S, D700, D800, D800E, Fully compatible with Nikon MC-30 2.4GHz Frequency with 16 Selectable Channels Slim Design and Ergonomic Wired/Wireless Remote Control Exchangeable Camera Release Cable Circuit Designed to Operate in Extreme Temperatures (-20 to +50 C / -4 to +122 F) 24 Month Warranty