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Re: Zigbee or Z-Wave based Wireless Smoke Alarms?



Jim wrote:
> eyqhuang@xxxxxxxxx wrote:
> > jmj1492@xxxxxxx wrote:
> > > For wreless security you might look at the GE/ITI rf devices.  These
> > > are supported by the Elk M1 series controllers, GE Caddx, Simon, etc.
> > > They are very reliable and economical and you may be able to integrate
> > > them into other systems using the ITI bridge.
> > >
> > > For your families security I would steer clear of the HA vendors and
> > > protocols - at least for the time being.
> >
> > Is GE/ITI RF technology proprietary or industrial standard? Is there a
> > standard for RF communication in the wireless home security realm?
> >
> > Thanks,
> > -EH
>
> The manufacturers have to meet the standards set forth for operation in
> the frequency band that have been allocated to them. Other than that,
> each mfg has their own encryption protocols.

Is it a bad thing? It means there is no chance of inter-operability
among devices from different vendors. There is no common panel which
can monitor those devices. Correct?



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