Heyo, need your expertise on the two models DS-2CD2T42WD-I5 Exir 4mm vs. DS-2CD2T23G0-i5 4mm. The local CCTV guy installed the DS-2CD2T23G0-i5 4mm instead of the agreed DS-2CD2T42WD-I5 Exir 4mm and now claims its the same quality.
Is he right? Thanks for helping!!!
