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Product Description

100% Brand New and High Quality
 
This module is based on the classic design of the chip LM386, strong expansion capabilities, but also has a lot of novel games are played: audio amplifier, headphone amplifier, signal amplification, electret pickup, stealth headphones ... a variety of games are waiting for DIY players Development. with reverse polarity protection. Ceramic filter capacitor.Can be added heat sink. Gain reserve position.
 
Basic parameters:
 
1. Operating voltage: 3V-14V
 
2. Output speaker impedance: 4Ω-32Ω (impedance high-sound, high efficiency, if not confident of their own speakers, you can buy shop selling speakers, the sound is very loud);
 
3. Support the speaker power: 0.5W-25W (In fact, any power speaker can be used, the volume and the speaker power is not much relationship, as long as greater than the amplifier output rating on the line, a large speaker sound may be larger);
 
4. Output power: 750mW (max);
 
5. Volume: 25.5(L) mm * 12 (W) mm * 2.6 (H) mm;
 
Applications: (Delivery item not contain "Silicon Microphone Amplifier Board")
 
 
Warm Reminder: if you need "Silicon Microphone Amplifier Board", please you buy it in link:
 
Package Included:
1x Ultra-miniature LM386 Amplifier Board (not contain other parts)

> We only accept payment via PayPal.
> All major credit cards are accepted through secure payment processor PayPal.
> Payment must be received within 7 days of auction closing.

> Items will be shipped within 1~2 business day after payment received.
> Items are shipped from China using Airmail, delivery time depends on destination and other factors,reach most of the countries within 10 to 35 business days.

Country

Shipping Way

Shipping Time

Tracking Number

United States

China Post

  7-18

Yes

Russian

China Post

15-35

Yes

Other Country

Post by Air Mail

15-45

No

Brazil / Africa

 Post by Air Mail 35-65  No 

> All the items will be tested before shipping. Buy them with the confidence! 
> We maintain hightest buyer ratings  and 100% customer satisfaction,  Positive Feedback will be much appreciated from you.
> Any dissatisfaction or problem, please contact us before you leave neutral  or negative  feedback.

> Defect: We will fully refund or send you a new replacement.
> Dissatisfaction: Please contact within 3 days, we will fully refund after get your returned goods.
> Missing parts/Q'ty: Please contact us in time, we will redeliver,or a partial refund issued.

> If have any question, Please contact us by ebay message before leaving neutral, negative feedback or open any dispute, we will reply within 24 hours, ensure that help you solve the problem, make you satisfied.
> Business time From 9:30 AM to 21:30 PM(GMT+08).
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