Wireless Infrared Sound Transmission DIY Kit Module Infrared Wireless Module

Note
IT IS KITS ONLY. That is to say, all items are not welded on the pcb board.  Buyers have to weld them on the pcb board by themselves.
 
ONLY for professionals.  Kits assembled is not a very complex work but if you are not professional, item might get broken.  We cannot offer the warranty for incorrect welding and assembling.
Computer communication function, on-board serial TTL output.
 
 
1. Product Description
Using the basic principles of the Red rumor sound kit is the sound caused by infrared (laser) vibration, and then hit the infrared vibration signal is received at the receiver circuit infrared receiver diode, and the signal is demodulated to achieve sound reduction. Transmission distance can reach one meter can be used to make short-range wireless speakers.
 
2. Electrical Characteristics
Infrared transmitter
Operating voltage: 12V
PCB size: 19 * 25mm
 
Infrared receiving end
Operating voltage: 4 ~ 12V
Driver Speaker: 0.5W-10W Speaker 1
PCB size: 17 * 39mm
 
3.Circuit Theory
1). The transmitting end: the headset port, the audio signal input through the transistor Fat S8050, an infrared transmitter to drive the tube, and the audio signal is transmitted in the form of infrared.
2). The receiving end: the infrared receiving tube for receiving the infrared signal transmitter, converted into an audio signal through the LM386 audio amplifier chip, and the audio output signal can be amplified
 

153

 

1533

 

4. Components List

15333

15353

5. End Product

We only accept payment through Paypal.
Items will go to post within 1-2 business days after payment confirmed.

If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.

1. We ship to Worldwide.
2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.
3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.
4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.
5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.

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