Feafures

*  Programmable keys, screen soft keys can be user-defined.

*  Support 140 programmable keys.

*  Voice recording & message forwarding.

*   Enhanced conference call application.

*  Be able to deploy upgraded and flexible dial rules.

*  Support LDAP & XML remote phone book.

Display

* 7'' TFT 800x480 capacitive touch screen.

Call Features

* Call forwarding.

* Call transfer(nonattendance/attendance/half-attendance).

* Call hold.

* Call waiting.

* Tripartite meeting.

* Blf list.

* Support 10 channel call.

* Override.

* Answer phone in advance.

* Call Completion.

* Mobile officing.

* Support for max 140 programmable keys.

* Auto redial.

* Support  multi-channel and standby Anticipatory dialing.

* Support pushing message and voice mail.

* Support conversation recording/local recording.

* Flexible dialing rules.

* Hotline / Warm Line.

* Call rejection.

* Blacklist.

* Call restriction.

* No Disturbing.

* Auto Answer (handsfree / handle).

* Caller ID.

* Anonymous call reject.

* Anonymous Call.

* No registration call.

* All records of missed calls / incoming / outgoing.

* Intercom.

* Password dialing.

* Headphones ringing.

* IP dial, do not call the server's IP dial.

Phone Features

*  Android 4.2 operating system.

*  Support high-quality video call.

*  Support SIP 2.0 (RFC3261) and related RFC.

*  Support 6 SIP servers, and the backup SIP proxy server.

*  Support SIP UDP / TCP / TLS.

*  Support HDMI audio and video output.

*  USB interface is host mode.

*  Hands-free full duplex mode max support 128ms echo cancellation.

*  Support packet loss compensation, adaptive jitter buffer.