The best security systems offer cellular monitoring ... I also found it quite unique that ADT’s motion sensor can ignore pets up to 80 lbs. The technician showed me how to adjust the sensitivity ...

ADT is our pick for a traditional, professionally installed home security system ... All professionally installed systems come with a command panel, entry sensors, motion detectors, a security ...

The motion and entry sensors performed as expected ... ADT Self Setup is the DIY counterpart to ADT’s home security system. It offers the same equipment as ADT but without professional installation.

The best DIY home security systems are easy to install, include motion and entry sensors, a loud siren and ... start as low as $15 a month, like ADT, though they only cover specific triggers.