Cyberdata 011233B SIP Paging Adapter

Viking PA-IP SIP/Multicast Paging Adapter with Amplifier

Viking PA-30 30 W Telecom Paging Amplifier 70V / 8 Ohm / 600 Ohm W/power Cord

Viking Electronics PA-2A Intercom Paging Loud Ringing Amplifier System PS-1

Viking Electronics PA-30 30W Telecom Paging Amplifier

CyberData SIP Paging Adapter (8‑Ohm / 600‑Ohm)

Viking PSA-IP IP Paging Speaker Adapter Paging Prioritization SIP Endpoint

Viking PA-30 30 W Telecom Paging Amplifier 70V 8 Ohm 600 Ohm W/power PARTS ONLY