The 8188 IP Ceiling Speaker is a SIP speaker used in a drop ceiling for voice paging, emergency, and playing music. The speaker is a fully compliant 3rd party SIP endpoint. As a result, this IP ceiling speaker is compatible with most hosted / cloud and premise-based VoIP telephone systems.
SIP Extensions: 50 Page (Capable of hands-free talkback), 10 Emergency Alert, 10 Ring
SIP Signalling/Transport Protocols: UDP, TCP, TLS, RTP, SRTPTLS, RTP, SRTP
Networking: IPv4, DHCP, VLAN
Link Layer: LLDP, CDP
QoS: DSCP
NAT: STUN, TURN, CRLF Keep Alive, SIP Outbound
Address Resolution: DNS, SRV Record
Redundancy: Secondary and tertiary SIP server
Time: NTP Server (up to four)
Audio Specifications
Speaker: 6.5” (16.5cm) Coaxial with PEI Dome Tweeter. Mica filled polypropylene cone.
SPL: 97 dBA at 1m (1 kHz tone)
Frequency Response: 55 – 18,000 Hz (-10 dB)
Dispersion Angle: 140° (2 kHz -6 dB)
Microphone: Omnidirectional – talkback and ambient noise monitoring
Audio Codecs: G.711 u-law, G.711 A-law, G.722 Wideband
Audio Memory: 1 GByte audio storage
Connections
RJ45 Network
Speaker Output
Audio Output
Relay Output
Power Device
PoE Powered: 48 V PoE IEEE 802.3af Class 0
Max 12.95 W - Idle nominal 2.5 W
Environmental Parameters
0 to + 40 °C (32 to 104 °F); 10-95% RHnon-condensing. Dry indoor locations only.
1-year warranty from date of purchase, not exceeding 18 months from date of manufacture