4CH DIGITAL VIDEO RECORDER * Triplex(Live/Play/Record Simultaneously) * Real Time Quad Display 120 Frames/sec * Recording 30 Frames/sec * High Resolution Recording System (720?480) * Audio Recording * Programmable Playback Speed (1~16 times) * Competitive Price * Easy to Operate-Access * Stand-Alone Type (Non-PC Base) * Full/Quad/PIP Display Mode Selectable * Programming the MENU in OSD (On Screen Display) * Built-in Time / Date / Title Generator * Motion Detection * Alarm place event save and relay out * Video loss event save and relay out * Quick Search : Time/Event * Time Lapes VCR Recording interface * Hard Disk Drive Overwrite ON/OFF Function * Built-in PAN/TILT Control (Option) * MJPEG Compression * Network Interface (Option) * Remote Control