A conference-speaking unit that combines the speaking and voting functions into one.
Comes with a 2-meter dedicated high-density cable and an RJ45 universal network plug.
The elector core type pointing capacitive pickup with a two-color indicator (red/green). It is red when speaking, and it is green when applying for speaking.
There is a square, ova-land, goose-neck rod; The square rod is aluminum alloy with186mm in length, the oval microphone rod is 182mm in length, and the goose-neck rod has a black and silver color, with 315mm, and 415mm in length.
The microphone rod can be dismounted during the adjournment for maintenance and storage.
Features an internal magnetic high-fidelity speaker that automatically mutes the sound when the microphone is turned on, making it difficult to howl.
The 3.5mm stereo headphone jack connects to the headset and the headset volume is adjustable.
Super anti-interference ability toward mobile phones.
Equipped with a microphone switch key, and 5 voting keys and chairman unit has chairman priority keys.
With sign-in function by pressing the button.
Each Conference unit has a unique ID number.
High-brightness 2.4" LCD screen, real-time display when the unit is working:
The ID number of the conference unit, the number of applicants, the voting results, the number of people checking in, and various operational information;
Chinese Simplified and English bilingual display unit information.
Together with the camera, the camera can be automatically tracked when set up using the digital Conference system host or PC control software.
In conjunction with the control panel, the unit has a self-detection function. The items tested are Keys, microphone, LED indicators, LCD screen, and internal speaker.
The unit is a passive device that is powered by the system host or POE switch, and the input voltage is +48V.
When the microphone is turned on, the local speaker automatically switches off to prevent sound playback.
The microphone is switched on with a tone that sets the switch status.
The chairman unit has a priority function (all delegate units can be muted or turned off), and a lectern mode (the chairman unit is always on) with the host settings.
The Chair module has the function of approving a delegate's request to speak.
The chairman unit can be opened freely without being restricted by the number of speakers.
The Chairman Unit has the priority function of having full control of the order of the Conferences.
The Chairman Unit is connected in an unrestricted location.
D7121 / D7122
Effective Frequency Range of Gain Limit (±3dB)
MIC A to MIC B
Host LINE to MIC
MIC to Host LINE
Static Power Consumption
Maximum Power Consumption
9dBu, 8-32Ω, 3.5mm
Host +48V power supply or +48VPoE Switch power supply
Electret cardioid condenser
485×280×120mm(2 PCS/Per Carton)