Manufactures telephones satellite telephones & satellite communications equipment

Manufactures telephone data communication products

Manufactures electronic data PBX systems telecommunications network management systems & switching equipment

Manufactures multimedia multipoint telecommunications systems for audio conferencing video conferencing & mission critical applications

Manufactures telephone networking voice processing equipment

Manufactures telephone & fiber optic equipment

Manufactures telecommunications equipment & systems

Manufactures telecommunication products; electrical wiring harnesses continuity test equipment & printed circuit board assembly

Manufactures telephone handsets headsets microphones earphones & components

Manufactures marine telephones & loudspeaker communication systems; electronic assemblies for military & alarm systems

Manufactures fiber optic telecommunications equipment cable assemblies & interconnect devices

Manufactures personal computer fax servers