IP Video CCTV and NVR service tech. 19 years
Anonymous posted an answer for this Pelco SD53C22 Smw 0 Spectra III Se White Surface Mt Smoked Color 22X:
"It is replaceable, as long as no harm has come to the rest of the camera."
Anonymous posted an answer for this D-Link Securicam Network DCS-950G Wireless Internet Camera:
"This may be a feedback issue if you are playing bsck the audio from the camera in the same..."