Soundoff SoundOff Signal EGTTE794H Opticom Preemption Infrared High Priority LED Module, includes Bracket & Mounting Hardware SoundOff Signal EGTTE794H Opticom Preemption Infrared High Priority LED Module, includes Bracket & Mounting Hardware $1,812.63 SoundOff Signal EGTTE794H Opticom™ Preemption Infrared High Priority LED Module, includes Bracket & Mounting Hardware Features Provides emergency vehicle preemption to all intersections equipped with Opticom Infrared systems. Module generates... Quick view Add to cart Add to Wish List