Wonderful Deals Bluetooth 4 digital class D class HIFI power amplifier subwoofer amplifier 3 channel 2 subwoofer

Bluetooth 4 digital class D class HIFI power font b amplifier b font font b subwoofer
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Bluetooth 4 digital class D class HIFI power amplifier subwoofer amplifier 3 channel 2 subwoofer
100 % of buyers enjoyed this product!
Availability: in stock
3.7 out of 5 based on 610 ratings. 143 user reviews.
Price:  US $49.99 / piece


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45 days Money back 45 days Money back Returns accepted if product not as described, buyer pays return shipping; or keep the product & agree refund with seller.
On-time Delivery On-time Delivery
Guarantees: On-time Delivery 60 days

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Power amplifier board is a semi-finished products, the actual use of the effect and the power amplifier board with accessories have a great relationship, not with the mix can make a good effect. Please look carefully before buying the product description, do not understand the place please contact customer service. We believe that other people can make a satisfactory effect, you can do!

DIY play is fun, the risk will also fail, please do not have a problem, it is the product of any First impressions are strongest, he can not solve the problem, please contact customer service. Love silently to the poor parents, please drifting silently, thank you.

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Basic parameters

Board size: 100 (L) X 92 (W) X (high) mm (excluding potentiometer and other socket protruding parts)

Operating voltage: 22 – 26VDC(recommended DC24V5-10A)

Output impedance: Overweight Bass 2 – 8, left and right channel – 4 – 8

Output power: Overweight bass 100W (24V/3)

Left and right channels each 50W (24V/4)

Input impedance: 20K

Signal input: 800-1500mV P-P

Frequency response: 20Hz-20KHz (+ 3dB)

20-250Hz (Bass)

Distortion: 10%

Left and right channel 1%

Product profile

The power amplifier board used in high-grade original SMD components, solid materials, including TPA3116D2 chip, using the product does not disassemble… With carefully selected components, the quality is good. The components are neat and tidy, and the appearance is beautiful. From the overall appearance of the board can be seen, the blue PHILPS audio correction capacitors have a fever capacitance; adjust the volume using machine production sealed small high-quality potentiometers; filter capacitors using 2 4700UF water electrolysis pond, high temperature and low resistance and long service life; the audio output sound exclusively with red dust ring, inductance, high frequency extension, high efficiency. No fever; not with no guarantee of quality of copycat element. PCB substrate with 1.6mm double glass fiber board, Kingboard RF-4 grade sheet, showing high quality…. The use of such a high – standard components and low-cost power amplifier board, the whole network is only one!(material objects and products are subject to minor variations due to material suppliers or product upgrades without notice, whichever is received)

Product highlights

1 power delay output protection, no impact sound, protection of expensive speaker unit

2 large output power, low distortion, high sound reduction. No noise

3 support single supply DC 24V power supply, or AC 18V power supply (with the addition of rectifier filter circuit), dual power supply mode

More than 4 audio input modes,Onboard Bluetooth receiving moduleOr from the 3P socket input audio, to meet the different module connection

5 support overweight bass cutoff frequency adjustment (cutoff range 180Hz-250Hz)

6 design with anti reverse circuit, to avoid improper use or polarity of the power supply damage to the power amplifier board

7 high quality tuhao gold slotted radiator, high-end, the atmosphere, on the grade

8 using imported chip, high-quality components, SMT patch technology, reliable quality, cost-effective

9 product layout is reasonable, beautiful color, like a beautiful art

Name Rating Feedback
Px*******s O.
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Ui*******t W.
2018 Nov 10 ...
Dl***p T.
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2018 Oct 27 Best
Vh*******i F.
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Gi***f N.
2018 Oct 13
Ez******e M.
2018 Oct 06 -
Ob*******h N.
2018 Sep 29 Complete perfect product!
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Lv*******d A.
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Vy******m L.
2018 Sep 08 No comment
Ps******z F.
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2018 Aug 18 -
Nv****l O.
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He*******v F.
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Us******l D.
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Mf****y A.
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2018 Jul 07 Complete perfect goods!
Shipping Company Shipping Cost Estimated Delivery Time
DHL 3 - 7 days
UPS Expedited 3 - 7 days
EMS 5 - 14 days
Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

BigBoz.Biz Extreme Deals Hardware Appliances Big Box Consumer Electronics details (Nota Bene) N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time Delivery
If you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).
Additional Information These days this Bluetooth 4 digital class D class HIFI power amplifier subwoofer amplifier 3 channel 2 subwoofer product is really budget-friendly for practically every person and its a really great buy for the cash.

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Price:  US $49.99 / piece
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