Triple NT1 ISDN adapter for Polycom ViewStation video conferencing unit

Triple NT1 ISDN adapter for Polycom ViewStation video conferencing unit ViewStation ISDN Videoconferencing Unit Outstanding video at 30 feet per second using up to three bonded 128K ISDN lines Ideal for any business application Voice tracking camera stays on speaker Easy set-up and installation Includes remote control and extendable microphone. Use ISDN Adapter PCY220008406003 only (sold separately). ISDN Adapter Required for ISBN termination with camera unit. Provides interface between ViewStation and ISDN network. Includes 6-ft. phone cable.