- IP protocol supported
- Support G.729、G.711A、G.711U protocol，user can choose any form and the order.
- Support the interface of Chinese &English, user can choose freely,
- Provide series skin, user can choose freely.
- Provide No disturb and Call Forward.
- Call waiting
- Call holding
- Three way call
- Call transfer
- Soft phone provide the call list and the telephone book
- Call ID
- Mute/UnMute function and save privacy.
- Speed Dial function
- Support USB
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