Description
uxcell 8403A Digital Amplifier Board with Potentiometer,2.5-5V Output 3W+3W Module 4pcs
[FEATURE] D class power amplifier board high 2.5 ~ 5 v, can be usb(laptop) power supply; Power efficiency: for D class about 90% (for A or B class about 30%).
[PARAMETER] IC Model: 8403A; Limited operating voltage 5.5V; Maximum output power: adjustable 3W + 3W (left and right channel); Overall Size:30 x 34 x 14 mm / 1.18 x 1.34 x 0.55 inch (L*W*H).
[FIT] For speaker’s impedance: 4 – 8 Ohm (refer to 4 Ohm); For speaker’s power: 2 – 8 W.
[NOTE] Speakers should be loaded before power “-” output end of left and right channel can not be connected together, or the IC will be burnt.
[APPLICATION] widely used in diy project.
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- FREE standard shipping within the United States(3-6 Days)on all orders!
- 100% money back guarantee for items not delivered or damaged during shipping.
- Safe and secure checkout with our high quality encryption
- Shipping services: UPS, FedEx, USPS.
- Only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed.
- Local pickups and combined shipping options are not provided at this time.
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- You can return a product for up to 30 days from the date you purchased it.
- Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
- A full refund if you don’t receive your order
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rA full refund if your order does not arrive within the guaranteed time (6-7 business days not including 1 processing day.)r
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We accept payment by any of the following methods:
Credit Cards, PayPal, Shop Pay, Apple Pay, Google Pay, Amazon Pay, Meta Pay
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Customer satisfaction is very important to us.
If you have any problem with your order, please contact us and we will do our best to make you satisfied.
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We usually respond within 24 hours on weekdays.
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