4Channel CCTV H.264 Surveillance Security DVR Recorder 1.PTZ camera control in local and remote area with 256 positions cruise 4Channel CCTV H.264 Surveillance Security DVR RecorderFEATURES:• Stand-Alone DVR, H.264 Compression (ASIC)• High quality video Display : NTSC (720x480), PAL (704x576) real time display • Multiple Recording/ Search Categories: Date/Time, Event, Manual, Schedule,alarm, ...