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https://www.gonsin.com/products/tl-4300-desktop-digital-conference-system/

Functions of TL-4300 Desktop Digital Conference System
In compliance with IEC60914 international standard.

Trigonometry design, shows sense of modern science and technology.

Three-color LED to indicate the unit status (on or off).

Physical Mic button utilizes key-press design, with concise appearance, convenient operation, accurate response and long service life.

All the units are daisy-chain connection, reduce project workload, make easy construction.

The terminal has hidden connecting cable, which supports hidden or open installation, to make organized table.

Automatic restoration function: supports hot plug.

Standard electret cardioid microphone with indicating light ring, rich timbre. Several kinds of soft gooseneck microphone stems for various conferences (standard: 410mm, optional: 310mm/510mm).

Pluggable gooseneck microphone stem, convenient for equipment maintenance.

Highly resistant to mobile phone interference.

The sever comes with built-in OLED panel to display clock, unit status, speaking mode, registration, voting, language, volume etc.

Display time during the conference.

Unique ID number, the conference system supports automatically or manually assigns ID to the corresponding equipment.

With headphone jack (Ø 3.5 mm) and adjustable volume（0-9 level）.

Built-in MIC (Ø 3.5 mm) to connect with external MIC, which meets the requirements of different usage scenarios.

Built-in left and right loudspeakers (2W) and adjustable volume（0-9 level）. Reasonable design makes clear and bright sound.

Attendance registration function: by keypress, by numbered card, by unnumbered card, or supplementary registration.

Optional HD video camera tracking matrix ,switcher or HD camera, can realize HD automatic camera tracking, supporting preset overall view.

4*1+1 video matrix is built in the Central Control Unit, and standard definition video conference camera is selected, which can realize automatic camera tracking function of standard definition and support preset overall view.

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

VOX function: in VOX mode, the unit will be activated when user speaks; VOX sensitivity can be adjusted ( 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. Numbers of chiarman and vice-chairman units are unlimited.

The chairman unit has exclusive functions below:

Chairman units can be activated at any time without presetting mic limit

Chairman unit has priority key to override all active delegate units

Based on functions of TL-V4300, TL-VB4300 unit(discussion, voting) has functions below:
Voting: Yes/No/Abstain. Vote counting and result display are enabled automatically by PC

- Single-choice and multiple-choice voting

- First key-press and final key-press voting

Election: elect one or more out of N candidates, with 'competitive election', 'equal number election' and 'quick election’

Evaluation: 4-key evaluation: Good, Fair, Poor, Abstain.

Utilize multi-level error correction and data encryption technique to ensure information security.

Customized voting options and voting methods, support customized language mode or display screen

Based on functions of TL-V4300, TL-VC4300 unit
(discussion,interpretation) has functions below:

Language interpretation: 1+5 channels.

Built-in language channel selector (with headphone plugged in)

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

Based on functions of TL-V4300, TL-VCB4300 unit
(discussion,voting, interpretation)has functions below:

Voting: Yes/No/Abstain. Vote counting and result display are enabled automatically by PC

- Single-choice and multiple-choice voting

- First key-press and final key-press voting

Election: elect one or more out of N candidates, with 'competitive election', 'equal number election' and 'quick election’

4-key evaluation: Good, Fair, Poor, Abstain.

Utilize multi-level error correction and data encryption technique to ensure information security.

Customized voting options and voting methods, support customized language mode or display screen

Language interpretation: 1+5 channels.

Built-in language channel selector (with headphone plugged in)

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

Technical Parameters of TL-4300 Desktop Digital Conference Room Audio Video Equipment
Installation
Connection Method

Color
Display Parameter

Frequency Response
Sensitivity

VOX Sensitivity
Microphone Time-out

Equivalent Noise Level
Max SPL

THD
SNR

Mic Type
Directivity

Mic stem length
Input Impedance

Headphone/Mic jack
Headphone Load

Headphone Volume
Built-in Loudspeaker

Interpretation Channel
Dimension (L*W*H)

Weight
Power Supply

Max Power Consumption
Operating Temperature

Storage Temperature
Desktop

Specialized 8-pin/13-pin cable
Black

OLED, Dimension: 35mm×18mm
20Hz~20KHz

-46±4dBV/Pa
H/M/L(76dB/80dB/82dB)

6~180 seconds
20dBA (SPL)

125dB(THD<3%)
<0.05%

≥96dB
Electret cardioid directional microphone

0°/180°: >20 dB (1 kHz)
Standard :410mm; Optional :310mm/510mm

2KΩ
Ø3.5 mm stereo jack×2

>16Ω
10mW

2×2W/8Ω
6

145mm×170mm×71mm (not including mic stem)
0.6Kg

24V
7W

0~45°C
-20~50°C

Now the price of conference table microphone speaker is low, if you have needs, please contact us.