Samsung made of 1 / 3 inch CCD technology. The basic circuit board the 304 EP /
EF and microphone is built into the same. Therefore illumination from the
same and also 0.25 Lux. 304EF well as an exchange for 306 EF lenses are
available in abundance, so the indoor monitoring purposes, the best one. CCD's life is relatively safe in the long-lived.