pam 8406 บอร์ดขยายเสียงดิจิตอล 5 wx 2 เสียงรบกวน

Product parameters:

1. Ultra-micro volume: 23*24MM

2. Excellent noise suppression no noise can be heard when the ear is attached to the speaker without inputting the input audio.

3. Two-channel stereo 5V power supply can output 5W+5W power can directly drive 4Ω 8Ω small speakers large output power energy enough good sound quality with left and right channel volume adjustment.

4. The unique LC-free digital amplifier board without LC filtering can be directly powered by the USB of the computer.

5. Double panel wiring properly solve the ground potential balance caused by wiring and crosstalk between channels

6. Ultra-miniature design can be easily placed in the small internal space of various digital products the amplification efficiency is very high.

7. All the machines are used for whole board welding. The welding quality is not comparable to the manual soldering iron welding!

8. Rated working voltage 2.5-5V the limit working voltage is 5.5V.

Note: The “negative” of the left and right channel outputs cannot be connected together otherwise the IC will be burned and the speaker (load) should be connected before power-on.

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