RTSP AVTech AVM521A AVTech AVM521A RTSP URL AVTech primary focus is IPCamera Contact avtech product urlhttp://www.avtech.com.twrtsp urlrtsp://unknownproduct priceproduct dimensionsfirmware version1022-1014-1014-1010default usernameNAdefault passwordNAptzNot Availablertsp ip addressencoder typeauto focusNot Availableday nightNot Available