They Call and say its not a sales call but want to no if you have fire detectors in your home they also argued with me after i told them its not any of their business what i have in my home and their answer to me was yes it is their business then they argued even more after i asked them what country thier calling from and where the business is located i've had several calls from this nomber and every time i get lies from them and arguements everyone should beware of calls from this number