Appendix F: Specifications - Talkswitch 24-CA User Manual

A P P E N D I X F
A P PE N D I X F : S PE CI F I C A TI O N S
SPE CI F I CA T I O NS
System
Analog trunks
VoIP trunks
Analog extension interfaces
LAN interface
USB interface
Serial interface (RS-232, 9-pin)
Memory expansion
Music input
PA output
Power source
Power-failure line to
extension jacks
VoIP features (models with VoIP trunks only)
• Embedded SIP server and user agents
• Integrated registrar
• Can use external SIP servers as required
• RTP
• G.711µ-law/A-law, G.726 (32 Kbps), G.729a
• G.168 echo cancellation
• VAD, silence suppression
• Adaptive jitter buffer
• Packet loss concealment
• Fax tone detection
A P P E N D I X F
24-CA 48-CA
2
0
4
0
1
1
1, 3, 4.5 and 9 hour memory cards
Phono jack (1/8" mono) or stored .wav file
Phono jack (1/8" mono) or stored .wav file
120 VAC, 60 Hz — In/16 VAC, 1.5 A — Out
Extension 4 connects to Line 1
48-CVA
4 4
0 4
8 8
RJ-45 Ethernet
1 1
1 1
2 0 7