Symbio Teacher Voice Mic and Receiver


Symbio Teacher Voice Mic and Receiver

Product Number: 

Adds critical voice amplification to ezRooms with CA1000, CM3000, or SoundPost. Core layout usually requires mounting externally. Incl.: Symbio (5201R) receiver, US/CAN power supply, ITM-02L Pendant Microphone Kit for Symbio, RJ45 to 1/4 inch adapter, RJ45 F/F adapter

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* Manufacturer’s suggested retail price. Actual dealer price will vary.
+ Description and Overview 


  • Adds voice reinforcement to ezRoom: Works with 940TM and ITM-02L infrared microphones to boost comprehension, student performance, and teacher energy and vocal health.
  • Two channels for more dynamic teaching: Encourage student participation with a pass-around mic; or amplify two teachers at the same time.
  • Microphone indicator lights: Offer clear, visual confirmation of signal reception.
  • External sensor ports: Get great signal pickup in almost any classroom with convenient ceiling or wall sensors.
  • Audio out jack: High quality 1/4in jack for connection to practically any standard amplifier.
  • Mic/line switch: Match your amplifier’s level requirements instantly.

Technical Specifications

Symbio 5201 Receiver ITM-02L Transmitter / Microphone
Transmission type: Infrared Transmission type: Infrared
Receiving frequency: 2.3MHz & 2.8MHz Transmitting frequency: 2.1MHz, 2.3MHz
2.4MHz, 2.8MHz, 3.3MHz, 3.6MHz programmable
Frequency response: 50Hz to 10kHz Frequency response: 70Hz – 8kHz
Signal to Noise: > 65dB (system) Microphone: uni-directional cardioid
THD: < 1% @ 1kHz Battery life: 7 hours (typical)
Power Supply: 12V @ 500mA Battery type: Li-Ion, 3.7V, 850mAH
Size (wxhxd): 14 x 4 x 19.25cm/5.5 x 1.62 x 7.75in Operating range: 30.4m/100ft, line of sight (typical)
Weight: 766g/1.7lbs. Size (wxhxd): 7.4 x 6.6 x 1.3cm/2.9 x 2.6 x 0.5in
Mic level out: 0V to 100mVrms at maximum volume & maximum deviation (typical) Weight: 73.7g/2.6oz (with battery and lanyard)
Line level out: 0V to 1Vrms at maximum
volume & maximum deviation (typical)
Symbio 5201 Receiver ITM-02L Transmitter / Microphone
Input power jack 3.5mm aux input
3 RCA jacks for external sensor connection Charge/programming jack
1/4in audio out jack  
User Controls
Symbio 5201 Receiver ITM-02L Transmitter / Microphone
Power Wake/mute/voice command button
Microphone A volume Channel select
Microphone A volume  
Output level  



Installer Guides Symbio Installer Guide (.pdf)    
Technical Specifications Symbio Tech Specs (.pdf)    
Warranty Warranty Info (.pdf)    


+ Product Line 


ezRoom®: Room Control & Asset Management

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