Algo 8186 SIP Paging Speaker and IP Loud Ringer<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Multiple SIP Registrations for Voice Paging or Notification</li><li>SIP Page &amp; Zoned Multicast Stream， Zoned Multicast Receive， SIP Loud Ringer Alert</li><li>Mounts to Wall or 2 Gang Weatherproof Electrical Box (not included)</li><li>Requires PoE - IEEE 802.3af Class 0 / Max 12.95W - Idle nominal 2.0W</li><li>High Volume Audio Output at 110 dBA 1m/1W (1 kHz)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/416D98A5HoL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415Qn1nkP7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/519tUEEzlBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/510mU0-5iqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51y220JWbIL.jpg" noproxy>