Seasonal Initiate Speakers (SIP) are designed to integrate and work with automatic private exchange PBX machines that provide telephone service in corporate organizations with internet protocol telephone system (IP Telephony). SIP Speakers are designed and configured via PABX Telephone System to broadcast information during emergencies such as fire evacuations, general evacuation alerts in an event that there is a major incident that requires high volume of information broadcast to a large audience in an organization.

SIP Speakers are normally activated on internal telephone extensions on IP Platform and each speaker is dedicated on telephone extension in order to create opportunity to announce authorized content or information during emergencies and coordination is initiated in security or surveillance offices and in call centers or telephone exchanges (switchboards)