Recon 4 is a board based high definition digital video recorder that provides scalable compression with high quality video inputs and outputs to maximize image quality. It provides record time up to 58 hours on laptop style hard drives. With a choice of either pre-assigned GPI inputs or an extensive menu of control and configuration options available through RS-232 or RS-422 control, Recon is versatile enough to satisfy a broad variety of demanding DVR applications in many diverse markets.