Did you not read the link you posted in your original post? The answer to your question lies within.
Here, I'll help you out. It's right below the pictures.
"WITH MORE AND MORE SKIERS LOOKING FOR ESCAPE IN THE MOUNTAINS, SEEKING UNTRACKED SNOW AND AN INTENSE WAY TO EXPERIENCE NATURE, SALOMON AND ATOMIC ARE EXCITED TO INTRODUCE A NEW BACKCOUNTRY BINDING IN THE FALL/WINTER OF 2012, POISED TO BECOME THE BENCHMARK FOR ALL SNOW ADVENTURERS."
And if you keep reading...
"The SALOMON Guardian 16 and ATOMIC Tracker 16 will be available in the Fall of 2012 and will set the standard for the ultimate backcountry skiing experience. Above all, the new binding maximizes skiing performance, is extremely practical and adds new meaning to enjoying the backcountry skiing experience. The SALOMON Guardian 16 and ATOMIC Tracker 16 will be offered for the same recommended retail price and will be identical both technically and functionally."