samsung 4ch dvr 160gig
4 Channel Standalone Digital Video Recorder Four Channel DVR Triplex Operation (Monitoring/Playback/Recording) Resolution: CIF, Half D1 Improved MPEG-4 (Compression) (Min. File Size 2.5K) Recording Rate: Max. 120ips (CIF) Built In CD-RW, USB 2.0 Back Up: USB HDD, CD-RW (SHR-2042 Only), Memory Audio Recording: 4 IN/1 OUT Motion Detection PTZ Control Loop Through Video Ethernet 10/100 Base T DDNS support (Multiple Options) Available Without CD-RW As SHR-2040 Audio Through Internet Supported