The best! Very prompt service and great products. If you're looking for a secure alarm system look…read moreno further than MDK Alarm Systems!

do not do business with adt....i am not even sure if this locaiton services me or not.....but i am…read morehighly dissatisfied!!!!! you pay a hefty fee up front assuming you will get some typ of service......but after installation they charge a fee for everything......for them so come out their is a fee. the chat is useless....and when my problem was not solved via chat they said a real person would call me back ......tomorrow.... unbelivable......there is no value add for doing business with this company....might have well have brought a do it yourself system, because that is all they are good for. i wish i had read these reviews before i brought....hopefull my review will save someone else.... i have never been so disappointed with a com pany in my life....

worst, avoid if possible. I purchased a SkyBell and a smart thermostat and after three years of…read more with ADT and canceling it I cannot use the equipment I purchased. Will never go with them and do not recommend them.