GONSIN TL-V4100 digital conference system offers a multi-functional conferencing solution that combines microphone discussion, attendee registration, chairman priority, LCD display, chipcard reading, camera tracking, digital recording and software control.

The basic system on a central control unit supports up to 60 delegate units and can be expanded to 200 delegate units with additional extension units. Multiple control units can be cascaded together to support up to 1000 delegate units.

Main features:

- Easy to set up and simple to operate
- Effective microphone management with superior sound quality
- connected with Gonsin IR/RF transmission system
- Dual-shielded cable for interference resistance
- Multiple selectable microphone modes
- Superior high fidelity audio quality
- System can function with or without PC/software control
- Automatic camera control is supported

TL-VD4100 Delegate Unit/TL-VX4100 Chairman Unit

- Push button for MIC ON/OFF
- Priority button to override all active delegate units
- Unidirectional electret condenser microphone
- Red ring luminant to identify live unit
- Built-in chipcard reader for user identification
- Back-lit LCD screen for dynamic status display
- Dual 3.5mm headphone jacks with level control
- Mic is truned off when no speech is detected for 30 seconds
- Automatic gain control (AGC) to prevent acoustic feedback
- Supports automatic video camera tracking
- Frequency response: 50Hz to18KHz
- Sensibility: -46+(-)4dB
- Microphone stem length: 41cm
- ABS base dimensions: 150x135x50 mm (LWH)
- Dual-shielded captive cable length: 50 cm
- Portable or fixed tabletop mounting

TL-Z1 Central Control Unit

- Provides DC power to all contribution units
- Master, treble, bass volume level control
- 3 microphone modes can be selected on the front panel
- Simultaneous active delegate units can be preset from 1-4
- FSC function to prevent acoustic feedback
- Connects contribution units in up to 4 lines
- 8-pin DIN connector for additional extension unit
- Can be controlled via PC/software if required
- Parallel port for interpreters unit
- RS 232 port for computer control
- RS 485 port for dome camera control
- Built-in automatic video matrix switcher
- 4 x video input sockets & 2 x video output sockets
- RCA audio outputs for external equipment
- AC power requirement: 110V/240V, 50-60Hz
- Power capacity: 300W
- Frequency response: 20Hz~18KHz
- S/N ratio at 1mV input level: -95dB
- Distortion at 1KHz: < 0.3%
- Operating temperature: -20 to 50 Centigrade
- Dimensions: 423x90x320mm (WxHxD)