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Appendix
1.
Technical parameters
Communication protocol
SIP 2.0(RFC-3261)
Main chipset
Broadcom
Key
DSS key materials
Stainless steel
DSS Key
1
Numeric keyboard
Support
Speech flow
Audio amplifier
2.4W
Volume control
Adjustable
Full duplex
speakerphone
Support (AEC)
Protocols
RTP
Decoding
G.729
、
G.723
、
G.711
、
G.722
、
G.726
Port
Passive switch(relay)
Normally open/Normally close, support 30V/1A AC/DC.
Active Switched Output
12V/750mA DC
External speakers
Audio output (only support to fully functional version)
WAN
10/100BASE-TX s Auto-MDIX, RJ-45
LAN
10/100BASE-TX s Auto-MDIX, RJ-45
RFID/IC card reader(relay)
EM4100 (125Khz)
MIFARE One(13.56Mhz)
NFC
Power supply mode
12V / 1A DC or PoE
Cables
CAT5 or better
Shell Material
Cast aluminium panel, Cast aluminium back shell
Working temperature
-40°C to 70°C
Working humidity
10% - 90%
Storage temperature
-40°C to 70°C
Installation way
Wall mounted or In-wall
Dimension
Wall mounted: 225*131*73.5mm
In-wall: 270*150*83mm