Hearing Aid Kit Audio Amplifier Loudspeaker Training Teaching Competition Electronic DIY Interest Production Parts
$14.99
Hearing Aid Kit Audio Amplifier Loudspeaker Training Teaching Competition Electronic DIY Interest Production Parts

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

availability:In stock

Shipping: Free Airmail
Dispatch: Ships within 2-5 business days
Estimated Delivery: Between

$14.99

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Product Description

Description:

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

More Detailed Photos:

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

Additional Information

When you order from Alexnld.com, you will receive a confirmation email. Once your order is shipped, you will be emailed the tracking information for your order’s shipment. You can choose your preferred shipping method on the Order Information page during the checkout process. Alexnld.com offers 3 different international shipping methods, Airmail, Airmail registered and Expedited Shipping Service, following are delivery times:

Airmail and Airmail Registered Area Time
United States, Canada 10-25 business days
Australia, New Zealand, Singapore 10-25 business days
United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
Italy, Brazil, Russia 10-45 business days
Other countries 10-35 business days
Expedited Shipping 7-15 business days to Worldwide

We accept payment through PayPal,and via credit card.

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3) Your Payment will be processed and a receipt will be sent to your email inbox.

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