Snom PA-1 SIP PBX Bridge Public Audio Announcement System 4-Watt Power Amplifier<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Public announcement system for office floors， reception areas and waiting rooms</li><li>Announcements in airports， trains and bus stations and waiting lounges</li><li>Monitoring of security-sensitive environments like entrances or reception areas</li><li>SIP， Multicast， Remote Maintenance</li><li>SIP， Multicast， Remote Maintenance</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41F%2BN53yRdL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/4151z-uKv1L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41QLINp6t2L.jpg" noproxy>