6 Pcs Speaker Digital Power Amplifier Board Super 3W + 3W Type 2.5V-5.5V Digital

Description

6 Pcs Speaker Digital Power Amplifier Board Super 3W + 3W Type 2.5V-5.5V Digital
Features:
PAM8403 mini type D digital power amplifier can be easily put in small space of many digital products, high amplification efficiency.
It can be powered by computer USB 5V, or phone charger 5V, or battery.
High efficiency 90%, can provide 3W (left channel
)+3W (right channel) when using 4
Ω
load and 5V power supply.
Type D power amplifier has very high amplification efficiency, sound quality will not be effected by temperature rise, no need of heat sink.
Build-in noise reduction circuit, no noise when power on/off, supports short circuit, over current and over temperature protection.
Widely used for LCD TVs, monitors, laptops, portable speakers, DVD players, game players, phones.
Specification:
Working Voltage: 2.5V-5.5V DC (should no over 5.5V, pay attention to
polarity
)
Suitable Speaker: 4-8Ω (4Ω is recommended);
speaker power 2-8W
Output Power: 3W+3W
Size: 2*1.8cm / 0.8*0.7in
Quantity: 6pcs
Weight: 10g / 0.4oz(approx.)
Package list:
6 x
Power Amplifiers
Note:
1, Connect to speaker first, then connect to power, otherwise the chip might be broken.
2, Since digital volume control of module has large gain, do not make the input audio signal too big.
We accept PayPal .
We ship item to your PayPal verified address.
Payment must be received within 3 days from the date of purchase.
All the items will be dispatched within one business day by Airmail after the payment is clear.
Most times you will receive your order within 10-30 business days after we transfer your package to the delivery company. We cannot guarantee the delivery timeframe if the post office has any unexpected delays due to holiday, weather, customs, or other conditions. Some countries like Russia, Brazil, or some European countries may take up to 50 days or longer for delivery.
We appreciate your patience if you haven't received items in 30 days(Russian customers may need more patience by reason of the local delivery system and/or customs). If you are concerned in any way, please feel free to contact us via ebay message
instead of leaving negative/neutral feedback or opening a dispute
.
We will make every effort to fix any problem(resend or refund any missing item).
Customs duty is obligation and liability of
citizen
s in your country, so buyer should be responsible for any tax and custom duty incurred. Generally, the delay or failure delivery is sometimes caused by the policy of different customs.
1. Our listing price includes the value of goods,packaging cost,and export
taxes,not including international duties.
2. duties,taxes,and charges are not included in the item price or shipping fee.
3.
T
he duties are buyers' responsibility
.Please check with your country's
customs office determine what these additional costs will be prior to your
purchase.
4. All disputes arising from the duties will be submitted to ebay for solution.
1. Any questions,
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We strive to keep all our customers satisfy.
We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.
On Dec-12-20 at 00:19:12 PST, seller added the following information: