Create your own backseat entertainment system quickly and easily with this portable phone and tablet mounting kit. The universal design fits most vehicles with 2 post headrests. It installs in minutes without tools or wiring. And you can remove it just as quickly for use in more than one vehicle or for safe storage between uses. Its adjusts to fit virtually any phone or tablet up to 10.2" wide. Plug the 12V power cord into the cigarette lighter, then use the two USB ports for powering your devices. It's easy to adjust the viewing angle up, down or side to side. Just loosen the adjustment knob on the ball joint mounting arm, adjust the angle then retighten.