Orbit Baby The Orbit Infant System consists of three parts: the Infant Car Seat, Car Base, and Stroller designed to be Smart, Simple, and Secure. The Orbit Car Base incorporates StrongArm technology that enables the car seat to be installed quickly and easily, with little margin for error. The Orbit Infant Car Seat docks onto the Base with the SmartHub. The circular SmartHub interface allows the Infant Car seat to easily snap onto the Base, from any angle or direction, without having to line up the grooves, belts, or notches. The Infant Car Seat can then be rotated and locked into the correct ...