• Compatible with all Alnet DVR Cards
  The CONEXT0404 Alarm Card is fully compatible with our D-500, D-600 and D-700 Alnet Systems PCI DVR Cards. Simple Cable connection and the Alarm Card is ready to go!
• 4 Digital Inputs and Outputs
  Control up to 4 circuits with the digital outputs to control lights, garage doors, electronic doors, or even set-off an alarm. Also take up to 4 inputs from Door sensors, motion detectors, or alarms.
• Built-in RS-485 for PTZ Speed Dome Control
  The CONEXT0404 Alarm Card also adds a PTZ interface to your Alnet system that will control up to 64 PTZ Speed Dome cameras! Comes with needed RS232 cable to plug into PC serial Port.

Note: RS-232 Serial Port Required for Dome Control