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5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V
5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V
5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V
5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V

5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V

$ 1.05

Availability: 93 in stock
  • UPC: Does not apply
  • Refund will be given as: Money Back
  • Return shipping will be paid by: Buyer
  • All returns accepted: Returns Accepted
  • Condition: New
  • Item must be returned within: 60 Days
  • Brand: Unbranded/Generic
  • MPN: Does not apply
  • EAN: Does not apply
  • Restocking Fee: No

    Description

    5PCS 2-Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB DC 5V
    This is a mini 2 channels 3w amplifier with PAM8403. It is perfect for MP3/MP4/notebook. And you could also power the board with 5V USB power supply.
    1. Power supply: DC2.5-5.5 V.
    2. Output power: 3W + 3W (4Ω).
    3. SNR: 90dB.
    4. Efficiency: > 90%.
    5. Size: 15.5×24 mm.
    NOTE:
    1. Single lithium battery or USB power supply is suitable, also can use four sections of 1.5V battery, if use with the transformer power supply,it must add 5V voltage circuit, more than 6V will burn IC out.
    2. + and - of power supply can't be reversed, power supply voltage can't be more than 6V, otherwise it will damage the IC.
    3. there were high gain buffers, can't change any board device parameters, do not accord with the parameters of the IC will lead to damage.
    4. input wire please use shielding wire, can rise anti-interference function, eliminate clutter current sound.
    5. output is CMOS BTL drive mode,4 wire is completely independent, don't connect together!
    Package Included:
    5PCS 2 Channels 3W PAM8403 Class D Audio Amplifier Board
    Payment
    Shipping
    Refund
    Payment
    We only accept payment through Paypal.
    Items will go to post within 1-2 business days after payment confirmed.
    Shipping
    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.
    Refund
    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.
    If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
    If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
    On Apr-21-20 at 06:12:11 PDT, seller added the following information: