>Take a look at this website http://www.camranger.com. This >device is attached to your camera and creates its own wireless >network which communicates with your iOS device or laptop (OS >10.8.2 in the case of Apple). All camera functions (WB, SS, Ap >etc) are usable including HDR, Focus Stacking and >Intervalometer. Per the mfr., the camera can be up to 150 feet >away from your device an still communicate with it. About the >only thing it can't do is move your camera to a better >position. > >Edit: all operations are performed in Live View. Images are >saved to the card and may or may not be saved to the viewing >device by choice.
Are you using this device with d800? does it work well and speed is ok?