Features:

• Main features:
  *IP-based system architecture
  * Fully Chinese operation UI
  *Four configurable hotline button
  *The classification authority settings supported by dispatcher
  *Support recording management
  *Support CDR management
  *Real-time monitor the status of external lines
  *Group management of members
  *Support four line calls
  *Provide real-time graphical member status display
  *Real-time dual machine hot Standby, greatly enhance system reliability and stability
  *Support "one alarm key" function on the terminal
  
• Expansion interface:
  * E1 interface
  * FXO interface
  * FXS interface

• Business functions:
  * Forced insertion and remove
  * Meeting, radio
  * Monitor, sound recording
  * Transfer
  * Click-to-call
  * Dial-Up Call
  * Terminal status monitoring
  * Relay circuit monitoring
  * Dispatch authority classification
  * End-user grouping
  * Watch functions
  * Hotline functions
  * Four-line response
  * One-key alarm

• Circuit and relay connection:
  * Support the FXO connected to the PSTN
  * Support E1/T1 connected to the PSTN
  * Support FXS connecting with virtual phone
  * Support IP Relay, you can directly connect to private IP voice core network or ITSP IP telephone service operators
  * Support SIP IP Phone
  * Support SIP Softphone, SIP client
  * Each system has a standard Ethernet interface
  * Support exchange with other elements of VOIP SIP network (media gateways, return border controller, application server, etc.)