The SAMSUNG SHR-3040, 4 channel DVR, is designed to be a perfect replacement for the outdated technology of VCRs and a cost effective solution for basic security installation requirements. Its H.264 codec compression makes this DVR a cost effective solution due to the less storage requirements when compared with MPEG4 system. It has up to 4 channel audio input and 1ch of audio output and built in web server for user’s convenience. SHR-3040 is capable of recording 120 fps at CIF real time recording resolution.