| Customization: | Available |
|---|---|
| Amplification Type: | Active |
| Speaker Material: | Metal |
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3-in-1 Channel Support:
Supports 2 infrared wireless microphones + 1 stylus pen for writing, PPT page control, and laser pointing.
All-in-One Design:
Integrates an infrared receiver, DSP audio processing, feedback suppression, amplifier, and speaker in one compact unit.
No Dead Zones:
Stable infrared coverage ensures uniform sound across classrooms (up to 100 square meters).
Digital Teaching Tools:
Enables handwriting recording and remote sharing for blended and online learning.
Easy Installation:
Works without extra sensors, simplifying setup and reducing wiring.
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Product Name
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SS-IR201 Classroom Infrared Microphone System
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Wireless Mode
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850nm Infrared
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Applicable Scene
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Kindergartens, University, vocational schools, classroom less than 100
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Package Content
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Active speaker, IR microphone, charging station
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Built-In Modules
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Class D Digital Amplifier,IR Receiver&Sensors,Feedback Suppressor,Speaker
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Speaker Unit
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4"×2
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Built-In Infrared Sensors
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1
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Infrared Wireless Channels
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3-Channels,2 IR Microphones and 1 IR Page-Flipping Controller.
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Frequency Response
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50Hz-20KHz±3dB
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THD
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≤0.05%
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S/N
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≥78dB(MIC1.2.),≥80dB(LINE),98 dB(IR MIC)(A-weighted)
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Working Area
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≥100
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Dynamic Range
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100dB
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Frequency Stability
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±0.005%(-10-40)
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Rated Power
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2x40W
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Input Sensitivity
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1.5mV (MIC):150mV (LINE)
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Input Impedance
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2KΩ(MIC):47Ω(LINE)
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Input Interface
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x1 RJ45(can connect 2 infrared sensors);
x1 RCA Audio In; x1 Wired Mic In |
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Output Interface
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x1 USB; 1 Mixing Audio Out; x1 Independent Microphone Out
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Housing Material
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Aluminum Alloy(speaker) / ABS(pendent mic)
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