RAM MOUNTS' Roto-View(TM) is an adapter plate that allows for adjustment to accommodate many tablet viewing configurations. The Roto-View(TM) utilizes multiple detents to adjust the tablet to the most popular viewing angles, including landscape and portrait mode. No need to loosen the knob of your double socket arm to reposition your tablet. Instead, simply rotate the cradle to achieve the same result. Compatible with a wide range of tablet cradles and mounts, RAM now offers yet another "easy-to-use" product to help enhance your mobile experience.