Embodiments of unmanned aerial rescue systems are disclosed, which may comprise: a frame or chassis, a landing member, a control system, a propulsion system, a propulsion system support member, a propulsion system orientation mechanism, a rotor shield or protector, a sealed equipment container, a cover or shroud, an equipment carrier, an equipment release mechanism, a navigation system, a sensor system, a sound system, a light system, a data communication system, an emergency equipment system, and a power management system. In some embodiments, a parabolic shroud increases the performance of sensor systems of the unmanned aerial rescue system, such as sound and light systems.