GoPro 3D HERO Housing + Sync Cable - $99.99

You've perfected the pole-mounted shot of yourself, done the helmet angle, and strapped your all-weather camera to your chest to catch some of your brightest (or not so good) sporting moments. Now it's time to enter the next realm of digital video with this GoPro 3D HERO Housing + Sync Cable. Secure two GoPro Hero cameras (the GoPro HD Naked is a good second cam) in the plastic housing, get nasty on the snow, water or dirt, and download the footage simultaneously to your computer with the included Sync Cable. If you have a buddy with a GoPro cam then it's time to combine forces to become the greatest actions sports film-makers your town has ever seen. - $99.99