Intelligent Digital Wired Discussion Type Single Square Tube Conference System

SXA-882M
SXA-8822BHC
SXA-8822BHD


Intelligent Digital Conference Control System
Functional characteristics:
Complies with international standards IEC60914 and GBT15381-94
Adopting digital technology as the core and built-in high-performance CPU
The audio signal is processed using a 32-bit high-speed floating point DSP, with a bandwidth of 20Hz~20KHz and perfect clear audio quality
High performance switching power supply, long-distance transmission without any impact on sound quality
Anti interference circuit design to eliminate interference from all mobile phone signals
Equipped with a 2.8 inch LCD screen and independent button operation
Supports USB recording and high-fidelity WAV format output
Four microphone connections, each supporting 30 units, capable of connecting 120 units, and 12 chairman units
Supports cascading, facilitating the simultaneous use and common management of multiple systems
Equipped with alarm signal input interface, it can automatically pause the meeting and send alarm information to participating units when the public address alarm system is activated
Equipped with RS-232 interface for central control code, which can be connected to the central control system
Multi channel audio input/output interface, which can be connected to sound reinforcement or recording devices
The host and computer can communicate locally via USB, and the system can be set up using PC software. You can also set up the system directly on the host without the need for a computer
There are multiple conference modes available: FIFO (first in, first out), LIFO (last in, first out), FREE (fully open mode), APPLY (application mode), C-ONLY (chairman mode)
Capable of setting the number of speeches, automatic closing, limited time closing, voice controlled speaking, and other functions
Can be installed on a 19 inch standard cabinet for easy storage and safekeeping
technical specifications
Host power supply AC110V-220V/50Hz
Frequency response 20Hz-20kHz
Signal to noise ratio>96dBA
Total harmonic distortion<0.05%
Recording interface USB interface
Microphone unit interface square head mesh socket interface x4
Square head network port socket interface x2
Central control connection port 232 serial port x1
Computer interface USB interface x1
Audio input RCA (lotus socket) x2 6.3mm socket x1 (alarm audio)
Audio output RCA (Lotus socket) x2 6.3mm socket x1
XLR XLR socket x1
External dimensions (L × W × H) 483 × three hundred and twenty-three × 90mm
Color Silver Grey
Installation method: 19 inch standard cabinet
Intelligent digital conference system microphone
Functional characteristics:
Complies with international standards IEC60914 and GBT15381-94
Patented exterior design, overall high-end and dignified, in line with modern aesthetic standards
Professional high fidelity capacitor microphone with sensitive pickup and clear voice, with a bandwidth of 20Hz~20KHz
Adopting anti-interference circuit design can prevent interference from electronic products such as mobile phones.
Adopting a square microphone with a speaking light circle on the head, which can display the unit's speaking and closing status
Speech switch button with transparent speech pattern, constantly lit during speech
Display screen with LED light
The unit is a passive device powered by the system host. The input voltage is 24V, which is within the safe range
The unit network cable is connected and the wire is shielded with aluminum foil and water wire, greatly reducing the interference of strong electromagnetic waves on the wire
Equipped with audio activation function, the microphone unit power automatically turns on when speaking.
Supports multiple chairman units, can be installed freely without location restrictions during connection, and has the priority function of fully controlling conference order, which can control the conference atmosphere.
The "hand in hand" cable series connection mode is convenient for installation and maintenance
technical specifications
Working voltage DC24V (supplied by the host)
Input and output network cables/eight core
Input supercardioid directional electret
Sensitivity -46 dBV/Pa
Frequency response 20Hz~20KHz
Input impedance 2 k Ω
Directionality 0 °/180 °>20 dB (1 kHz)
Equivalent noise 20 dBA (SPL)
Maximum sound pressure level of microphone 125 dB (THD<3%)
Signal to noise ratio>80dB
Channel crosstalk>80dB
Total harmonic distortion<0.05%
Earphone load>10 Ω
Headphone volume 10 mW
Headphone connector 3.5mm headphone socket
External dimensions (W, D, H) 210x 130x 50mm without microphone rod
Color black
Installation table type
200mm long square short pole

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