intercom speaker

Add-on capabilities include: music-on-hold (available this month); compatibility box-provides line-in-use indication (available this month); Caller ID server--for Caller ID capability (February 1996); door intercom--adds door intercom speaker to the system February 1996); external paging--allows user to connect to external amplifier and speaker for paging from any phone February 1996) and cordless phone adapter-to connect any single-line cordless phone to the system (March 1996).

Krywko described that as "an artsy DJ booth" and not a bona fide broadcast station, as it has no radio license and the music is played only on the intercom speakers.

TOA Electronics is a Japan-based technology company that focuses on bringing clear-sounding intercom speakers as well as wireless and professional audios.