Wired hand-in-hand voting host 4.5-inch touch screen VS-900

*Comply with IEC60914, GBT15381-94 international standards
*The host has video tracking, sign-in, voting, election and other functions integrated into one.
*Using fully digital conference technology, developed based on digital network architecture, with built-in high-performance CPU processor, faster processing speed and better sound quality
*Equipped with USB recording interface for conference recording.
*Adopts 4.3-inch color full-viewing IPS capacitive touch screen to intuitively display and conveniently adjust various parameters of the system
*With pointer mode clock, and year, month, day, week display.
*It has password management mode. When setting the password, you need to enter the correct password before you can enter the menu and make settings.
*With tea and help functions, the host will prompt the function.
*Using a high-performance DSP processor to adjust high, medium and bass audio to make the sound clear and thorough; adjust parameters on site and effectively suppress howling.
*The host has functions such as check-in, voting, and election. It can be separated from the computer to realize sign-in, voting, election, and other functions on the host display screen. It can also be connected to a computer and cooperate with computer software to carry out meeting management, sign-in, voting, election, and other functions.
*It has 4 RJ45 microphone unit interfaces and supports hot-swappable microphone units. Each channel supports 20 units and can be connected to 80 units.
*Has 4 channels of 8-core microphone unit interface at the same time, each channel supports 25 units and can be connected to 100 units
*The unit adopts “hand-in-hand” connection method and supports hot-swapping, which is convenient for installation and maintenance.
*Multiple conference modes: first-in-first-out mode, last-in-first-out mode), restricted mode, chairman mode, fully open mode
*Speaker number limit function: You can limit the maximum number of units that can speak at the same time (can be set to 1-12 different numbers), and the chairman unit is not limited.
*Speech time limit function: You can limit the speaking time of the speaking unit (can be set to 0-99S), and there are two modes: scheduled shutdown and automatic shutdown. The chairman unit is not restricted.
*The host has a 232 serial port that can be controlled and managed centrally through the central control system and conference management software.
*With RCA and non-parallel audio input interfaces, external audio signals (such as background music, wireless microphones) can be input.
*With USB interface, it can be connected to a computer to operate and set up the host.
*With 1 balanced audio output interface, it can be connected to sound reinforcement or recording equipment
*Has 1 unbalanced audio output interface, which can be connected to sound reinforcement or recording equipment
*Has 1 unbalanced audio input interface, which can input external audio signals (such as background music or remote voice signals)
*Can be installed on a 19-inch standard cabinet, easy to store and keep Technical parameters
Input, output input/output 8P-DIN×4 Input, output: Network interface rj45 *4
Input: RCA×2
Output: XLRM×1 (balanced) RCA×1 6.35mm×1
1 USB interface
2 232 serial ports
Working voltage: AC220V-50HZ
Power loss: 120W (MAX)
Frequency response: 100-14KHZ
External dimensions: 480×325×88mm
Weight: 8.5kg
Colour: Black
Input impedance: LINE: 50KΩ, PBIN: 50KΩ
Frequency response: 20Hz-20KHz
Output impedance:
REC: 200Ω
LINE: 200Ω
BALANCE: 300Ω
NOBALANCE：400Ω
Signal-to-noise ratio: 78dB (1KHz