Mr Alastair, you are the only one to help me, this is the webcam: "香港挂牌正版彩图 / 香港正版挂牌 / 香港挂牌 / 香港正版挂牌彩图 / 香港正版挂牌之全篇网站- 官方网站" has SD card, POE and audio module IN and OUT, I sent an email to the manufacturer to send me an original firmware, but it did not answer me, and on their site I do not...