YN Advanced Wireless Radio Remote Release for Nikon D700, D300, D200, D3, D2, D2H, D2Hs, D2X, D1, D1h, D1x SLR Digital Cameras, Range up to 200m With the receiver connected to your camera's remote control socket Range up to 200m(640ft.) without obstacles The shutter button can be pressed halfway or all the way Shutter control functions: single shooting, continuous shooting, delayed shooting, and the B shutter Number of control output channels: 16 channels available