DCS-990M is a fully digital conference central control unit, which centralized processing and control discussion, Clear sound, hi-fidelity, built in USB port for recording in MP3 format and Support up to 64GB drive. built-in telephone coupler input/output, Built-in Digital automatic feedback suppression, Built-in Video switcher processor 4IN/2OUT for SD video camera, Support control HD video camera and SD video camera up to 4 unit, support up to 60 units, can be expanded to discussion up to 5,000 units.

DCS-990M Supports multiple meeting for:
Corporate meeting Rooms.
Government meeting room & City Council Meeting.
Education institutions.
Courtrooms.
Non-profit organizations.

Feature
Fully digital conference system.
Discussing and video-tracking combined conference system.
Easy to control meeting mode and the number of speakers by the buttons on the panel.
Large TFT LCD screen displays 240 x 128 dot matrix display conference mode working status.
The microphone can open at same time: 1,2,3,4,5,6 and all microphone.
The DCS-990M can support 60 microphone units. And can able to support microphone up to 5000 units by power extended machine.
The electrical load and short circuit protection function.
The power switch turn-on/off without silent noise.
Equipped with audio parallel output and a 6.3 jack output, conference recording outputs and background music inputs interface.
Built in USB port for recording with light indicator. (Maximum 64GB)
Built-in telephone coupler input and output ports, can be used for a remote meeting.
Built-in DAFS Function Digital automatic feedback suppression is controlled It can facility automatically eliminates acoustic feedback.
RS232 interface can be achieved using computer software to control entire conference system function.
Built-in Video switcher processor 4IN/2OUT for Standard Definition (SD) video camera.
Support control High Definition (HD) video camera and Standard Definition (SD) video camera up to 4 unit.
Support protocol camera control Pelco-D, Pelco-P and Visca.
Seven operational microphone modes:
1. CHAIRMAN mode: Only chairman can speech.
2. FIFO mode: After reaching limit number (1-6) when open new delegate microphone the first microphones will close automatic.
3. LIFO mode: After reaching limit number (1-6) when open new delegate microphone the last delegate microphones will close automatic.
4. LIMIT mode: Limit microphones (1-6) can open on the same time.
5. FREE mode: All delegate microphones can open on the same time.
6. REQUEST mode: The all delegate microphone unit can be open after the chairman approve only.
7. TEST mode: Light-ring all delegate microphone in system will turn on for check all delegate microphone status is ready to used.