[Asterisk-Users] SIP "unphones"

[James H. Thompson]

Jay Milk wrote:
> Does anyone know if there are additional SIP devices out there which
> aren't phones?  I'm basically looking for a fully-automatic SIP
> speakerphone.  I'd like to be able to dial a sip-extension and make an
> announcement (PA) and/or simply listen in to a room (baby-monitor).
> Yes, I know, some of the more advanced phones can be configured to
> behave like that, but it seems to a waste of money to have all those
> fancy displays and keys tucked away behind a speakergrille and
> drywall. 
> 
> BTW, I'm not dead-set on SIP, but it seems to be the most logical
> protocol for this app (NOTIFY msg can carry directions on
> mike/speaker/two-way, etc)

Grandstream phone has this feature.
Would be hard to find anything cheaper.

Alternative would be to use an analog auto-answer phone attached to a SIP ATA.
Would cost more than a Grandstream though.

For more information see:
    http://www.voip-info.org/wiki-Asterisk+paging+and+intercom
    http://www.voip-info.org/wiki-Asterisk+phone+door
    http://www.voip-info.org/wiki-Analog+Telephone+Information


Jim

James H. Thompson
jht at lava.net