Greetings!

We have a big multi-location video conference coming (in two weeks 
interrupted by a 4-day holiday weekend).  Unfortunately, as some locations 
are unable to access the video conferencing group, it seems we must use 
WebEx.  With WebEx connections, audio for all requires all attendees call 
into the WebEx bridge.  (We hope to find an alternative to WebEx once our 
contract is over!) 

Our phone system is a VoIP system from Interactive Intelligence (ININ). We 
have 3 ways of doing phone calls (and why I'm having problems.)

1. We have a Polycom analog conferencing "phone" with two extension 
microphones.  However, the conference room is too small to hold all the 
local people we expect to be present.  Attendees must be in our larger 
"class room".  The Polycom analog devices is pretty much nailed to our 
conference room table and cannot be moved elsewhere without doing quite a 
bit of damage to the table, etc.  Furthermore, the volume level is 
inadequate for that sized room.  (NOTE: the analog device is not a part of 
the ININ VoIP system but rather a separate POTS line.)

2. There is a laptop in the conference room for presentations.  We have 
installed a "SIP soft phone" on it.  However, the soft phone application 
does not handle QoS.  The docs say to use specific USB headsets which do 
handle QoS (they have tested and recommend some from Jabra and 
Plantronics).  We have tried plugging the PA system directly into the 
headset port of the laptop.  We have also come across a Sony USB headset. 
This headset has the mic and ear phones plug into a little adaptor which 
in turn plugs into the USB port.  However, since neither this headset nor 
the laptop's earphone jack handles QoS, there is a serious echo problem. 
If we were to use this setup in a conference, ALL the remote attendess 
would hear an echo of themselves (and presumably anyone else speaking) 
about a second after anything is said.  (NOTE: the echo occurs even in the 
complete absence of a microphone here.)

3. We could set up a VoIP workstation with one of our Polycom 430 VoIP 
phones.  However, the speaker phone volume is again too low.  This 
(finally, and sorry for the length) finally gets us to the subject line...

The Polycom 430 VoIP phones have no sound I/O ports except for the two 
RJ-9 jacks for the hand set and for a head set.  Might anyone know of a 
gizmo that has an RJ-9 jack on one end and jacks to plug in a microphone 
and a speaker "plug"?  Having a "speaker jack" would enable us to send the 
sound through the PA system in the large room.  (I fear the alternative 
would be to have a PA microphone sitting next to the speaker phone.)

Thanks!
--
Richard D. McClary
Systems Administrator, Information Technology Group
 
ASPCA®
1717 S. Philo Rd, Ste 36
Urbana, IL  61802
 
richardmccl...@aspca.org
 
P: 217-337-9761
C: 217-417-1182
F: 217-337-9761
www.aspca.org
 
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