Just general question,
if DS-2CD2T42WD-I3 and DS-2CD2042WD-I with the same price,
what's prefer?
For this example the lens are the same (2.8mm).
Regards.
if DS-2CD2T42WD-I3 and DS-2CD2042WD-I with the same price,
what's prefer?
For this example the lens are the same (2.8mm).
Regards.