Wired Desktop Discussion System with Interpretation and VotingTL-VCB4300 （全功能系列）
TL-4300 Digital Conference System
TL-4300 basic discussion unit allows the delegate to speak, request to speak, listen to speech and automatic camera tracking; other units with extended function can support register attendance, cast a vote, election, evaluation, simultaneous interpretation . Each unit comes with headphone jack and volume control for delegates to listen to floor and interpretation audio, and adjust volume level for comfortable listening.Built-in speaker automatically mutes when microphone is turned on. 1 to 4 delegate microphones can be activated at the same time. The system also comes with voice-activated function, under this mode, the microphone will be activated as the users speak. The sensitivity of voice-activated is adjustable, which makes it more user friendly for normal users and the visually impaired people.
Chairman Unit / Delegate Unit
TL-4300 basic discussion unit allows the delegate to speak, request to speak, listen to speech and automatic camera tracking; other units with extended function can support register attendance, cast a vote, election, evaluation, simultaneous interpretation . Each unit comes with headphone jack and volume control for delegates to listen to floor and interpretion audio, and adjust volume level for comfortable listening.Built-in speaker automatically mutes when microphone is turned on. 1 to 4 delegate microphones can be activated at the same time. The system also comes with voice-activated function, under this mode, the microphone will be activated as the users speak. The sensitivity of voice-activated is adjustable, which makes it more user friendly for normal users and the visually impaired people.
Features•Trigonometry design, shows sense ofmodern science and technology
•Exquisite manufacturing process
•Voice-activated function
•Support multiple chairman units and vice chairman units
•Support 6 channel wired simultaneous interpretation
•Built-in dual loudspeaker
•Support auto camera tracking function (SD and HD)
•OLCD to display the unit status
•Three-color LED to indicate the unit status (on or off)
•Built-in clock to display time
•Electret cardioid directional microphone, rich timbre
•Pluggable gooseneck microphone stem, red ring illuminant to indicate active mic
•Highly resistant to mobile phone interference
•Flexible installation for units connection (hidden or not), makes the assembly room more elegant
Basic Functions
•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.
•the clock function display time.
•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 un-numbered card, or supplementary registration.
•Supports automatic video tracking (SD and HD), with preset panoramic position.
•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. There are unlimited chairman and vice-chairman units.
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-VCB4300 unit (discussion,voting, interpretation)has functions below:
•Voting: Yes/No/Abstain. Vote counting and result display are enabled automatically by PC
oSingle-choice and multiple-choice voting
oFirst 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
| Installation | Desktop |
| Connection Method | Specialized 8-pin/13-pin cable |
| Color | Black |
| Display Parameter | OLED, Dimension: 35mm×18mm |
| Frequency Response | 20Hz~20KHz |
| Sensitivity | -46±4dBV/Pa |
| VOX Sensitivity | H/M/L(76dB/80dB/82dB) |
| Microphone Time-out | 6~180 seconds |
| Equivalent Noise Level | 20dBA (SPL) |
| Max SPL | 125dB(THD<3%) |
| THD | <0.05% |
| SNR | ≥96dB |
| Mic Type | Electret cardioid directional microphone |
| Directivity | 0°/180°: >20 dB (1 kHz) |
| Mic stem length | Standard :410mm; Optional :310mm/510mm |
| Input Impedance | 2KΩ |
| Headphone/Mic jack | Ø3.5 mm stereo jack×2 |
| Headphone Load | >16Ω |
| Headphone Volume | 10mW |
| Built-in Loudspeaker | 2×2W/8Ω |
| Channel | 6 |
| Dimension (L*W*H) | 145mm×170mm×71mm (not including mic stem) |
| Weight | 0.6Kg |
| Power Supply | 24V |
| Max Power Consumption | 7W |
| Operating Temperature | 0~45°C |
| Storage Temperature | -20~50°C |
Central Control Unit TC-ZB4
Main Functions
Based on functions of Central Control Unit TL-Z4, Central Control Unit TL-ZB4 has functions below:
Extended functions under PC and software control
◆ 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.
Technical Parameters
| Max System Capacity | 4096 |
| Standard Capacity | 60~70(different from various models) |
| Acoustic Frequency Response | 20Hz~20KHz |
| SNR | >96dBA |
| Channel Isolation | >85dB |
| Dynamic Range | >94dB |
| THD | <0.05% |
| Power | AC100~240V，50/60Hz |
| Audio Port | 1 balanced (XLR) |
| 2 unbalanced (RCA) | |
| Max Audio Output | LINE OUT ：+20 dBu unbalanced |
| BLANCE OUT ：+20 dBu balanced | |
| Output Impedance | >1KΩ |
| External Audio Input | 0.775V (PHOENIX terminal) |
| Central Control Method | RS-232 |
| PC Connection Method | TCP/IP |
| Camera Control Method | RS-485 |
| Max Power Consumption | 300W |
| Terminal Connection Port | 8-pin×4 |
| 13-pin×4 (for TC-Z4,TC-ZB4 only) | |
| Channel selection | 6 (for TC-Z4,TC-ZB4 only) |
| Display Screen | OLED (61mm×37mm) |
| Audio recording port | USB (USB：FAT32) |
| Audio recording File Size | 0.8M/m |
| Active Delegate | 1/2/3/4 (not including chairman unit) |
| VOX sensitivity | H/M/L (76dB/80dB/82dB) |
| Support Camera Number | 4 SD cameras (built-in SD matrix), MAX 8 cameras with extended matrix |
| Video Input Port | RCA×4 (1Vp-p 75Ω) |
| Video Output Port | RCA×2 (1Vp-p 75Ω) |
| Camera Tracking Protocol | PELCO-P/PELCO-D/VISCA |
| Operating Temperature | -0~45℃ |
| Storage Temperature | -20~50℃ |
| Dimensions (L*W*H) | 485mm×350mm×90mm |
| Installation | Desktop or 19" rack mounting |
| Weight | 7.6Kg |
Extension Unit ZJ-KR
Basic functions
◆With full digital audio technology, built-in high-speed CPU and high-performance DSP digital audio processor.
◆Black tempered glass panel design, simple and high-end design. All the function divisions are clearly layout and easy to operate.
◆Three routes 8-pin ports to connect conferenc units, another two route 8-pin port for system cascading.
◆Three routes 13-pin ports to connect conferenc units, another two route 13-pin port for system cascading.
◆Automatic restoration function: support hot plug and play.
◆One central control unit is able to accommodate 60-70 units. By cascading extension units, the system can support upto 4096 conference units.
◆Universal voltage power switch for wider usable range and sufficient power supply.
Technical Specifications
| Max System Capacity | 4096 |
| Standard Capacity | 60~70(different from various models) |
| Power | AC100~240V,50/60Hz |
| MAX Power | 300W |
| Terminal Connection Port | 8-pin ×5,13-pin×5 |
| Operating Temperature | 0~45°C |
| Storage Temperature | -20~50°C |
| Dimensions (L*W*H) | 485mm×350mm×90mm |
| Installation | Desktop or 19" rack mounting |
| Weight | 7.6Kg |
