TeleCom Services Co. is an authorized dealer for Panasonic, Vodavi, and Mitel PBX's and key systems. We also service most major brands of telephone systems, and can perform adds, moves, and changes to your current system. We are also an authorized dealer for Plantronics headsets. Plantronics headsets are compatible with most phone systems when used with a Plantronics adapter. Compatibility can be verified at the address listed below: www.plantronics.com/service/compatibility.html. If you would like a Plantronics catalog, please call us at 707-463-2083.