The Dash Emitter is a versatile traffic signaling device that can be mounted in a variety of places. The high and low priority preemption system provides safe traffic management for emergency vehicles travelling through an intersection. It is fully compatible with all non-coded traffic preemption systems. Features include active high/low, enable/disable, single wire high/low priority selection, flash back shield, windshield bracket and a compact size that will fit above or behind rearview mirror.