AddPac Technology HD/SD IP cameras for indoor are optimized in high quality video surveillance and monitoring that can be used in various CCTV environments. It supports various video definition and optical zoom such as Full HD, HD, and SD. AddPac HD/SD IP camera is DSP based all-in-one encoding device which support optical zoom lens, PTZ feature, 1-port 10/100Mbps ethernet interface, 1-port audio input/output interface, and 2 port alarm & 1-port relay port. AddPac HD/SD IP cameras are compatible with various AddPac video solutions such as RTSP based multi-channel network DVR solution to build an efficient video communication environment.