Product keywords
Please enter the email address account.
Hearing Aid Kit Audio Amplifier Loudspeaker Training Teaching Competition Electronic DIY Interest Production Parts
Share to:

Hearing Aid Kit Audio Amplifier Loudspeaker Training Teaching Competition Electronic DIY Interest Production Parts

- China

0 Customer Reviews | Please refer to English description
Save an extra for using the app

Scan the QR code to buy:

  • 1. Download our FREE app on Google play or App Store.
  • 2. Launch the app and scan the QR code to buy directly.

Follow the below steps:

  • 1. Sign in to
  • 2. Add marked product(s) to your Basket.
  • 3. Open our app, and go to your Basket.
  • 4. Pay for your order for an immediate discount!
    COD This product supports COD on delivery. Suggestions: Do not place orders with non-COD products, otherwise you will not be able to choose COD payment method.
    Ship between: Dec 08 - Dec 20, Estimated Shipping Time: business days Order Processing Time may require a few days. Once dispatched from warehouse, Shipping (or Delivery) Time depends on the Shipping Method.
  • +
  • interest-free You can enjoy a maximum of 0 interest-free instalments, and may not enjoy this offer when placing orders with other products
Tax Info Price Protection Price Disclaimer One Year Repair Warranty Report item
Recommended Products for You


Main Features


Voltage: 3V
Audio output: 3.5M audio jack headset
PCB outline size: 45 * 30mm
The hearing aid kit consists of a microphone, a front low-amplifier, a power amplifier circuit, and a headphone jack. It has the characteristics of high sound receiving sensitivity, is practical for people with hearing impairment, and is simple to produce and low in cost. This kit is also an ideal training kit for learning analog circuits.

Use suggestions:

After plugging in the earphones, there may be screams when you first turn on the power. Do not put them in your ears first. At this time, adjust the potentiometer to the position that does not scream, and then put them in your ears to adjust until the sound is clear.

Package included:

1 x Hearing Aid Kit


Voltage Regulator
View more

You Will Also Like

Customer Reviews

  • 0
  • 0
  • 0
  • 0
  • 0
See all 0 reviews Write a Review

Get GB Points! Be the FIRST to Write a Review!

Sponsored Products Related to This Item
Your Recently Viewed Items

See Personalized Recommendations

New customer? Start here
Pre-sale Service