• Shenzhen Gestton Industrial Co., LTD
    The microphone products of Gestton have very good sound quality and stability, we like its sound
  • Shenzhen Gestton Industrial Co., LTD
    Gestton products have attracted us and are very popular in the market. We have always maintained long-term and stable cooperation
Contact Person : Blake.Wu
Phone Number : +86 13828781784
Whatsapp : +8613828781784

35-40m Infrared Conference System Recording Mic System For Conference Room

Place of Origin Guangdong, China
Brand Name GESTTON
Certification CE ROHS FCC
Model Number GUS-9204
Minimum Order Quantity 10
Price Negotiate
Packaging Details Carton Box
Delivery Time 3-7days
Payment Terms T/T, Western Union
Supply Ability 10000 pics/month

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Whatsapp:0086 18588475571

Wechat: 0086 18588475571

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Product Details
Frequency Response 1.7MHz-4MHz SNR >70dB
Communication Mode Wireless Infrared Transmission Infrared Transmission Distance ≤35m
Modulation System FM/FSK Receive Sensitivity -85dBM
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40m Infrared Conference System


40m Infrared Mic System For Conference


Recording mic system for conference room

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Product Description

Hot Selling IR Wireless Conference System With Video And Recording Function

Receiver Parameter
Communication mode
  • wireless Infrared data transfer
S/N Ratio
T. H. D
Power Supply
Infrared transmission distance ≤35-40m
Frequency Response 1.7MHz-4MHz
Installation methods 19-inch standard cabinet
Weight 6kg
Dimension 483x323x90 mm 
Transmitter Parameter  
Built-in power supply
Lithium polymer battery 12V/4000MAH
S/N Ratio >70dBA
Frequency Response 100Hz-12KHz
  • IR radiant power

Microphone sensitivity

Communication mode
  • Wireless Infrared data transfer
Reference speech distance 10-30cm
weight (

Battery included)




Receiver specifications


● Optional celling or wall-mounted installation


● 150°emission angle, vertical ±75°.horizontal 360°


● Signal gain>35dBM


● Low power consumption design


Frequency range 1.7MHz-8MHz
Power supply DC18V supplied by main controller
Current consumption 25mA
Receiving sensitivity -85dBM
Gain 40dBM
Output impedance 50Ω
Connector BNC
Dimension Φ100*74mm

35-40m Infrared Conference System Recording Mic System For Conference Room 0






GUS-9204 is a new generation of wireless conference system. It adopts infrared ray to transmit and control, which ensure the confidentiality of the conference.


●  Up to 128 units works with main controller


●  Maximum 3 delegate and 1 chairman can work at the same time


●  Built-in Li battery. It supports 8 hours continuously speech or 25 hours standby


●  Infrared ray transmitting ensures the confidentiality


●  Anti-interference from RF signal


●  With camera tracking function


●  With speaking mode as FIFO,LIFO, voicecontrol, chairman mode, all on mode.


●  The system supports hot swap operations. you can reduce or add microphone units 


●  Camera tracking function, maximum 6 cameras can be connected via video switch device


●  Support central controller, Support unit hot-plug connection, Quick & portable installation


●  Hyper-cardioid directional condensercapsule,1500px speaking distance, Free from interference of cellphone

    Detachable design for mic tube & micbase


●  Intelligent digital design control circuit, low power consumption.

●  High-fidelity unidirectional condenser microphone core, sound reproduction, high clarity and low noise.

● The delegate unit has the function of applying for speaking, and the order of the meeting is orderly and not chaotic.

●  Excellent anti-interference ability from mobile phones.

●  With internal magnetic high-fidelity speaker, it will automatically mute when the microphone is turned on,


    and it is not easy to produce howling.

●  The left side is designed with 2 3.5 audio output and input interfaces, and the access device can replace the conference
    microphone to speak and listen to the content of other non-voting conference speeches.

●  The conference unit supports hot-swappable function, comes with a 2.1-meter 8P cable, hand-in-hand connection mode,

    easy installation and flexible operation.

●  With OLED display, can display the current state of the unit.

●  Separate base, suitable for storage and transportation.

●  Metal base, durable, beautiful and fashionable, not fading or deforming.


35-40m Infrared Conference System Recording Mic System For Conference Room 135-40m Infrared Conference System Recording Mic System For Conference Room 2

GUS-9204 Rear Panel 


[1]. Power interface

[2]. Control antenna
[3]. Rs-232 camera interface
[4]. Rs-485 camera interface
[5]. Video switching interface
[6]. Rs-232 central control interface
[7]. Balance output
[8]. The 6.35 mm output
[9]. Stereo output

[10]. Infrared receiving ball interface



Microphone unit


Modern Aluminium alloy Panel


Hyper-cardioid directional gooseneck microphone


LCD to display signal status, battery capacity, microphone ID


Built-in chargeable Li battery


Red ring indicator shows working condition


With priority button to cut off delegate unit


Detachable design for Mic tube & Mic base


Detachable design for Mic tube & Mic base

35-40m Infrared Conference System Recording Mic System For Conference Room 3





Ideally suitable for small scale boardrooms and meeting rooms, Large Meeting Room, Large lecture seminar.


35-40m Infrared Conference System Recording Mic System For Conference Room 4

Welcome to our company ,a one-stop solution for your Microphone business
Condenser Microphone For Laptop, Desktop Computer,Mobile Phone With Plug And Play effect 6



Along with the headphone jack, the micro USB port is located on the back panel. Two cables, one terminating in USB and the other in a Lightning connection for Apple iOS devices, are included. In terms of compatibility, the MV51 requires Windows 7 or higher, or Mac OS X Lion 10.7 or higher, and a minimum of 64MB of RAM and USB 2.0 or better in either scenario. You can also use the mic directly with iOS devices that use iOS 10.0 or higher and have a Lightning port. The MV51 can record at 44.1kHz or 48kHz and 16 or 24 bits.