IR 30 Meters Wireless Headphones System For IELTs TOEFL Test, Stereo Sound

Share on (60694940286):


Price:$219.00 - $235.00

Quantity:


Product Overview

Description


IR 30 Meters Wireless Headphones System


For IELTs TOEFL Test, Stereo Sound


 


 



Product Description


 


IR-T50/IR900DN


 


is an easy-to-use IR Wireless system ensures participants in a conference room, courtroom, classroom or other mid-sized venue receive direct, clear communication of your message without sacrificing security and privacy. It’s an ideal solution for hearing assistance, simultaneous language interpretation, audio description or private listening applications, like conference meetings, classrooms, lecture halls, theaters, churches, auditoriums, function rooms as well as noisy factories.


 


This provides up to 300 square meters of coverage and supports an additional emitter for additional coverage area. Placing additional slaves in the same room increases coverage and enhances freedom of movement.


Infrared Broadcast System Features 





  • The transmitter is with dual RCA and a mic input. 

  • One transmitter serves for multi headphones.


 


Infrared (IR-T50) Transmitter Specifications


 

























Frequency2.3MHz/2.8MHz
DistanceUp to 30M 
Volt.DC 20V
Current550mA
Input Impendance2.2k ohm (Audio in) | 2.2k ohm (Mic. in)

 


 


Infrared (IR-900DN) Headphone Specifications


 









































Frequency2.3MHz/ 2.8MHz
Voltage2.0-3.0V (AAA batteries *2)
Current30mA
Output power5mQ
S/N Ratio75dB
THD<1%
Frequency Response50Hz ~ 12K Hz
Receiver sensitivity48dBuvemf
Speaker40mm mylar

 


 


The complete system is based on Infra-red technology, ensure private and confidential.


 


One more headphone option- rechargeable wireless headphone IR988DN, working about 20 hours per a full charge!


988


 


More Wireless Audio System We're Good At


7501 


 



Company Information


Shenzhen Changyin Electronic Co. Ltd. (INDA®) is the leading wireless audio device company in developing and manufacturing wireless headphones since 2007, whose products strictly follow CE ROHS FCC standards.


 


With over 15 years of experience, our infrared headphone system has been using in more than 120+ areas worldwide. Either a trial or bulk orders will be taken care of efficiently, under the support of below:


 


Factory Coverage: 1500m²
R & D Staff: 10+
Monthly Output: 90, 000pcs
Warranty: 15+ Months


 


Your satisfaction is always our priority.


 Quality Control


paste-pic-dp_uuid_b9hyp





                         




FAQ


Q1: What's the warranty of IR Headphones System?
A: 15 months warranty if defects, not artificial damage.

Q2: What’s the wireless range of your transmitters/headphones?
A: about 300 square meters.

Q3: Where do the IR Education Wireless Headphones System can be used?
A: Conference room, courtroom, classroom or other mid-sized venue especially when you like them to be privacy and safe.



Q4: How many pcs of headphones can be used for one transmitter?
A: Endless headphones, as long as the space can hold so many people.  

Q5: Can I print my logo?
A: Yes.






 S 1


 


 


0.195 s.