> Support through RS485 access to the back-end storage
> Support 16ch Alarm In/6ch Alarm Out interface
> Support 2-bit DIP switch (0/1) to determine the different alarm box access; Max support 4 alarm boxes having access to the back-end storage device
> Support universal 12V power supply; Support using a separate adapter or through 1 to 2 power cable using the DVR adapter to supply the alarm box with power