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Basic functions

· In compliance with IEC60914 international standard With full digital audio technology, built-in high-speed CPU and high-performance DSP digital audio processor, CD sound quality.

· Acoustic frequency response can up to 20Hz~20KHz.

· Black tempered glass panel design, simple and high-end design. All the function divisions are clearly layout and easy to operate.

· The sever comes with built-in OLED panel to display system status, active mic, speaking mode. Language supports Chinese/ English. Russia, Spanish can be customized.

· Navigation knob for more convenient operation and management

· 4 route port to connect conference units, the system has auto-repair function, support hot plugand- play.

· One central control unit is able to accommodate 60-70 microphones. By cascading extension units, the system can support upto 4096 conference units.

· Universal voltage power switch for wider usable range and sufficient power supply.

· Support USB auto recording: after the front panel is inserted U disk, audio recording can be set automatically or manually. The recording status can be displayed in real time.

· Supports automatic video tracking (SD and HD), with preset panoramic position. Built-in 4×1 SD video matrix, to support SD video tracking without adding more device

· Input port for external audio signal: for alarm audio, PA, and other audio systems, the conference units can output audio signals synchronously.

· Internal clock and calendar, it will be displayed on central control unit, conference units.

· Built-in auto-detection fo conference units; before conferences, self-test can be run for each conference units.

· TCP/IP PC communication between central control unit and PC, which can achieve control management, remote fault diagnosis and remote update.

Stand-alone Mode Functions:

· ID number writing: the conference system supports automatically or manually assign ID to the corresponding equipment.

· ID number writing: the conference system supports automatically or manually assign ID to the corresponding equipment.

· LCD screen contrast of Unit is adjustable (apply to 4200 series)

· Speaking mode: Operator, Auto, FIFO, VOX, request to speak (with software).

· VOX function: in VOX mode, the unit will be activated when user speaks; VOX sensitivity can be adjust by the server ( high, middle, low); microphone time-out is adjustable ( 6-180 seconds).

· 1-4 delegate unit can be used simultaneously (except chairman unit); chairman/vice chairman unit are not subject to active mic limit, it’s allowed to open at any time.

· The system can have multiple chairman units; delegate unit can be set as vice-chairman units. There are unlimited chairman and vice-chairman units.

Extended functions under PC and software control

· Register function and real-time participants statistics.

· Centralized conference management, operator can allow or reject delegate request to talk.

· Speaking time limit can be preset for conference units; After the speaking time is up, the conference unit will be off.

· Conference audio recording and video recording(need audio video capture card)

· Delegate unit can be set to be vice-chairman units by software; vice-chairman unit is not subject to active mic limit.

· Support management software dual-system hot backup function; One control computer can be set as backup and connect to the system; if the current computer has faults, the backup computer can be automatically hosted to ensure the smooth and continuous meeting.

· Conference management software can be customized.