All New! Professional grade triplex 4-Channel DVR with CD/RW, Internet view/playback and audio. Quality manufactured by GSS in S. Korea. Up to 120fps recording and professional features including Jog/Shuttle and IR remote control for quick and easy playback searches. Take a look at the outstanding features and specs that this unit offers. Featrues: 4 Composite Input Connectors (BNC) 250 Gb HDD (expandable up to 1 TB) Recording Resolution 720 X 480 @ 60fps Recording Resolution 380 x 240 @ 120fps Display mode: Full, Quad, Sequential Image Display Compression: M-JPEG Standard, High Quality: 16KB / field Multiple Search Categories (time/date, event, manual, schedule) Continuous Recording in Disk Overwrite Mode Triplex Operation: Simultaneously Record, Playback, and Network Archiving: CD-RW and USB Storage Class Support User Friendly Graphical User Interface (GUI) Manual / Schedule and alarm / Motion Recording Modes (Time and Event) Network Function: Dynamic IP (DHCP, Floating IP) support Live or Recorded Video Access via Ethernet Remote Configuration DDNS Client Support Audio Recording and Playback (1 Channel)