Yes, the GC3 would also work with Honeywell sensors. He would not be able to use Honeywell cameras with Alarm.com. Of all the Alarm.com compatible panels that support Honeywell sensors, I recommend the Qolsys IQ2+ 345MHz.
Yes, the GC3 would also work with Honeywell sensors. He would not be able to use Honeywell cameras with Alarm.com. Of all the Alarm.com compatible panels that support Honeywell sensors, I recommend the Qolsys IQ2+ 345MHz.