永诺无线图传控制器,实时图传,遥控拍摄,触屏控制,为你的相机插上移动互联网的翅膀。告别卡顿,告别模糊。YONGNUO YN717A is to transfer live view,control settings and pictures from DSLR camera(NIKON and CANON) to iPhone,thus iPhone could remote control the DSLR via WiFi connection.