SoundOff Signal mPOWER -16 Degree Freezer Test HD

We left this SoundOff Signal mPOWER outside in -16° F so you could see how its Silicone housing holds up in the harsh Minnesota winter! Visit our website: http://guardianfleetsafety.com Like us on facebook: https://www.facebook.com/GuardianFleetSafety/ We are former law enforcement owned and operated. We serve the entire Midwest with our Mobile Installation service as well as our shop location in St. Cloud, MN. Give us a call today! (320) 245-4000