20pcs DC 5V Mini Digital USB Power Amplifier Board PAM8403 Audio Class D 2*3W

Description

Description
Specification:
Model: PAM8403
Super Mini: 1.85*2.15cm
Input voltage: 2.5-5V (can't be more than 5.5V, otherwise it will burn the ICs on board)
It could work with 4 Ohm and 8 ohm Speaker.
Output power: 2 channels *3W
Note:
The left and right channel output of "negative" cannot be connected together,otherwise it will burn the IC.
Connect the speaker (load) and then powered.
Package Include:
20 x PAM8403 Mini Digital Power Amplifier Board
Shipping
We ship your orders via Post Airmail within 1-2 business days after the payment cleared.
10-25 days to most countries via HK post airmail.
USA buyer also can choose epacket service, 7-15 days to arrive you.
Delivery time depends on destination, weather, customs and other factors, sometimes it will require a bit longer.
If you don't receive the item after 25 days, please contact us, we'll investigate and solve the delivery problem.
Payment
Payment methods accepted : Paypal only.
All major credit cards are accepted through our secure payment processor PayPal.
Payment must be received within 7 business days of auction closing.
We ship to paypal's address. Please make sure your paypal address is correct before you pay.
Conact us
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If there's any dissatisfaction, please contact us first so that we can help you.
If there's any suggestion for our service, please contact us. We will much appreciate it and try to improve our service.
Return
Every item is checked carefully before shipping, buy with confidence!
Refund or replacement request is available only requests within a week after parcel received &returning the item as the same condition as received.
Please contact us before you return it, and pls include your eBay ID and brief description of defective problem in your return package.
Who bear the return cost? This will depend on the reason you want to return.
Feedback
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Good communication can solve all the problems, if you have any questions, please contact us, we will promptly solve the problems you are experiencing.