Bogen Communications knows how the soothing sounds of smooth jazz can make time fly while holding on the telephone. Through subsidiaries Bogen Communications and Speech Design, the company makes telecommunications peripherals and sound equipment. Bogen Communications sells telecom equipment, including music-on-hold devices, unified messaging systems, call distributors, and voice mail systems. Speech Design sells call processing and PBX products, primarily in Germany. Bogen also makes audio amplifiers and speaker systems. Schools, restaurants, and stores use the company's line of intercom and paging systems for public address and background music. Executives and directors together own a majority of Bogen.