Why not use your existing data network to distribute high quality sound, voice paging, informacast messaging, music / bell tones. IP /SIP Paging & PA systems are particularly suited for School Bell / PA applications and can be deployed.
Many schools now have an IP data network in place to support computers in classrooms. In some cases, the IP network already provides phones to the classrooms too. Consolidating systems like School bells, overhead paging and clocks into the.