DC 5V 2 Channels 3W Digital Power D Audio
Board Amplifier Module New
- 100% brand new and high quality
- Weight:3 g
- Color: as picture show
1.Advanced Micro Devices, volume: 1.85 * 2.11cm
2.Excellent noise suppression in the case is not connected to the input audio,
the ear close to the speaker can not hear any noise.
3.Two-channel stereo, 5V power supply can output 3W +3 W power, can directly
drive 4Ω 8Ω small speaker output power, full of energy, good sound quality.
4.Unique without LC filter Class D digital power board, and can be used directly
to the computer's USB powered.
5.Dual-panel wiring, properly solve the crosstalk between the ground potential
balance and channel wiring.
6.Ultra-miniature design, can easily be placed in the internal space for a
variety of digital products, ultra high zoom efficiency.
7.All using the machine for the entire board soldering, hand soldering iron
welding quality comparable!
8.Rated working voltage 2.5-5V, limit operating voltage 5.5V.
Note: The left and right channel output of the "negative" can not, and
then together, otherwise it will burn the IC and energized speaker (load)
Tips: This module power supply should be clean and
have enough power, input supply voltage can provide 1A or more current,
otherwise blocked due to insufficient power supply sound ; such as a computer
USB port power supply , the power supply can be connected to both ends 470UF
electrolytic capacitors, otherwise there will be noise !
| Package includes:
- 1pc DC 5V 2 Channels 3W Digital Power D Audio
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We are in
Shenzhen of Pearl River Delta which is developed
place with economy and Trade We are a profession
trade company. There are about 16000 kinds of
products in my company,Our products include consumer
electronics, Nail Art Tools, Clothes and shoes, cell
phone accessories, computers
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toys & hobbies, jewelry, baby accessories other useful electronics
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On 19-Jun-14 at 19:11:04 AEST, seller added the following information: