NX Series  
-4/9/16CH
-H/W MPEG4
-Keyboard Control
-Fast Network Speed
 
  PTX2000  
-DVR/Camera Control
-M/Slave Keyboard
-User Password
-Multi protocol
 
  PDS-251N/P  
-1/4¡±Super HAD CCD
-Digital flip function
-25X Zoom, 450TVL
-Max.380¡Æ/sec Panning