User's Manual

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Call Forwarding (Always/Busy/No Answer)
Call Transfer (Attended/Unattended)
Call Parking, Pick-up (depending on server)
Redial
Do-Not-Disturb (per line, per phone)
Auto-Answering (per line)
Voice Message (on server)
Local 3-way Conference
Hot Line
Hot-Desking
Phone Features
Intelligent phonebook (up to 1000 entries in total)
Remote phonebook (XML/LDAP, 1000 entries)
Call log (100 entries in total, in/out/missed)
Black/White List Call Filtering
Screen saver
Voice Message Waiting Indication (VMWI)
Programmable DSS/Soft keys
Network Time Synchronization
Voice Recording with IP PBX
Action URL / Active URI
Multi-
language support in screen and web UI: English, Chinese
(Traditional/Simplified), Japanese, Russian, Italian, Turkish,
German, Dutch, Spanish, Hebrew, Polish, French, etc.
Audio Features
HD voice microphone/speaker (handset/hands-
free, 0~7KHz
frequency response)
HAC handset
Wideband ADC/DAC 16KHz sampling
Narrowband codec: G.711a/u, G.726-32K, G.729AB, iLBC
Wideband codec: G.722, Opus
Full-duplex acoustic echo canceller (AEC)
Voice activity detection (VAD), comfort noise generation (CNG),
background noise estimation (BNE), noise reduction (NR)
Packet loss concealment (PLC)
Dynamic adaptive jitter buffer up to 300ms
DTMF: In-band, out-of-band – DTMF-relay (RFC2833), SIP info