In Alphabetical Order

 

 

Headset Manufacturers

Armor Headsets                 Jabra Silver Partner                  Plantronics

 

Sennheiser                VXi

 

 

Conferencing Manufacturers

Konftel             Logitech             Polycom

 

Revolabs                 Vidyo

 

 

Telephone Manufacturers

Aastra                 AT&T                  Avaya

 

Cisco                  Nortel