You are responding to a post that is 4 years old. A lot has changed in that time.
Anyway, there is custom code that will cause this device to work with SmartThings but you will have to be using the Classic app. See the following thread:
GoControl/Utilitech Glass Breaking Sensor Pairs But Nothing Else (New DTH in Post 2)
Ask further questions in that thread and someone should be able to help you. 