The Samsung SRD-440-500 4CH H.264 Digital Video Recorder is a reliable choice for professional-grade security surveillance. With its host of useful features, this compact DVR can simultaneously record real-time videos across all four channels at CIF resolution. It even supports Full 4CIF resolution recording. Users can smoothly navigate the settings, recording, and a set of search and playback functions with its User-freindly GUI. For live monitoring at Full 4CIF resolution using your smartphone, make use of he Samsung iPOLiS application. In addition, this recorder comes with a 2TB Hard Disk storage that can accommodate ample video files. This digital video recorder is ideal for monitoring offices, business establishments, or retail outlets.