4 ms·I'm pretty sure Caller ID is forgable and would lead to false negatives.by nailer 9mo agoI'm pretty sure Caller ID is forgable and would lead to false negatives.Bender 9mo agoThen the only winning move is not to play. Everyone goes to voice mail and or all communication is in person. Perhaps these fondle slabs were indeed a fad.nailer 9mo agoOr just not use PSTN.