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CNG (Comfort noise generation)
Dynamic voice jitter buffer
G.167/165 compliant 16ms echo cancellation
Tone generation and Local DTMF re-generation according with ITU-T
Support the Inband audio; RFC2833; SIP INFO etc DTMF transmission
method
E.164 dial plan and customized dial rules
100 entries for speed dial
80 entries each for missed calls, answered calls and dialed calls
Adjustable volume for both handset and speaker
Voice prompt
Hotline
Support adjustable user password and super password
Ø Standard
Standard and Protocol
and Protocol
SIP Phone
SIP
Phone supports
supports following standard and protocol:
IEEE 802.3 /802.3 u 10 Base T / 100Base TX
Major G.7XX; GSM610 audio codec
SIP RFC3261
TCP/IP: Internet transfer and control protocol
RTP: Real-time Transport Protocol
RTCP Real-time Control Protocol
following standard and protocol:
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