Using the WU-1a optional wireless mobile adapter you can now automatically send great images to your smartphone and even use your smartphone to remotely capture images from compatible Nikon D-SLRs and COOLPIX cameras. With an easy to use app, now when you can't wait to share that great shot you don't have to. Share it to your smartphone in a instant. Wi-Fi Shooting: Images can be taken remotely using a compatible smart device using the camera's Live View preview on the smart device to frame and compose the subject. Note: Smart device is used to remotely fire the camera, maximum distance is up to 49 feet and the smart device can not be used to adjust settings on the camera.