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Feature

Supermicro volume: 23 * 24MM , weight 0.45 g
Excellent noise suppression, in the absence of access input audio, ear close to the speaker did not hear any noise
The two-channel stereo, 5V power supply can output 5W + 5W power, can directly drive 4, 8 speakers, output power, full of energy, good sound quality, with left and right channel volume control.
Rated working voltage: 2.5-5V, limit operating voltage :5.5V

Description

*Supermicro volume: 23 * 24MM , weight 0.45 g
*Excellent noise suppression, in the absence of access input audio, ear close to the speaker did not hear any noise
*The two-channel stereo, 5V power supply can output 5W + 5W power, can directly drive 4, 8 speakers, output power, full of energy, good sound quality, with left and right channel volume control.
*Rated working voltage: 2.5-5V, limit operating voltage :5.5V

Product Description:
*Supermicro volume: 23 * 24MM , weight 0.45 g
*Excellent noise suppression, in the absence of access input audio, ear close to the speaker did not hear any noise
*The two-channel stereo, 5V power supply can output 5W + 5W power, can directly drive 4, 8 speakers, output power, full of energy, good sound quality, with left and right channel volume control.
*The unique non-LC filter Class-D digital power board can be used directly USB-powered computer.
*The two-panel wiring, properly resolve ground balance and channel crosstalk caused by wiring between
*Ultra-miniature design, can easily be placed in a small space inside a variety of digital products, high amplification efficiency.
*The entire board used in all welding machines, welding quality comparable non-manual soldering iron!
*Rated working voltage: 2.5-5V, limit operating voltage: 5.5V.

Note: The left and right channel output of the "negative" and can not be connected together, otherwise it will burn IC, and take a good speaker is powered preceded (load)