Supports Wireless LAN: IEEE 802.11ac/n/a/g/b for ultra high-speed image transfer using both 2.4 GHz or 5 GHz. Transfer images at your convenience using FTP transfer, EOS Utility, WFT Server or Canon Camera Connect app*. Smart device connection is now available for remote shooting, sharing and transferring of images and video using the Canon Camera Connect app*. Specially designed for use with the new EOS-1D X Mark II camera, with an improved UI, organized settings and a more simple display configuration. Wireless time syncing can sort images captured by multiple cameras and determine the accurate shooting sequence. Compact, durable and lightweight body sealed for dust- and water-resistance. * Compatible with iOS versions 7.1/8.4/9.0, Android smartphone and tablet versions 4.0/4.1/4.2/4.3/4.4/5.0/5.1.