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Chapter 2 Installing the VoIP Loudspeaker Amplifier 5
2.1 Parts List ..................................................................................................................................................5
The Voice-over-IP (VoIP) Loudspeaker Amplifier (Wireless, AC powered) uses a single cable to
connect to existing LANs, and Session Initiation Protocol (SIP) to broadcast messages over your
public address system. The small footprint and low height makes this an ideal loudspeaker
amplifier to discreetly mount almost anywhere.
1.1 Typical System Installation
Figure 1 illustrates how the VoIP Loudspeaker Amplifier (Wireless, AC Powered) is normally
installed as part of a public address system.
Figure 1. Public Address System
1
Generic PoE Hub
1 23456
VoIP Loudspeaker Amplifiers—Wireless, AC Required
VoIP Phone
Server
VoIP Loudspeaker Amplifier Operations Guide930112CCyberData Corporation
Product Overview
2
1.2 Product Features
VoIP Loudspeaker Amplifier
●
SIP (RFC 3261) compatible
●
Dual-Speed 10/100 Mbps
●
Web-based configuration
●
Web-based firmware upgradeable
●
High-efficiency speaker driver
●
PoE (Power-over-Ethernet)
●
8W output under PoE
●
16W max. output (Non-PoE)
●
Supports 8 ohm horn speakers
●
Moisture-proof NEMA enclosure
1.3 Supported Protocols
The Loudspeaker Amplifier supports:
● SIP
● HTTP Web-based configuration
Provides an intuitive user interface for easy system
loudspeaker amplifier operations.
● DHCP Client
Dynamically assigns IP addresses in addition to the option to use static addressing.
● TFTP Client
Facilitates Web-based firmware upgrades of the
● RTP
● RTP/AVP - Audio Video Profile
● Audio Encodings
PCMU (G.711 mu-law)
PCMA (G.711 A-law)
Packet Time 20 ms
configuration and verification of
latest loudspeaker amplifier capabilities.
1.4 Supported SIP Servers
The following link contains information on how to configure the loudspeaker amplifier for the
supported SIP servers: