100% brand new and high quality
Operating voltage: 2.5V-5.5V
Maximum output: 3Wx2 (5V 4 ohms)
Efficiency can reach above 90%, you can use the computer USB port 5V power supply
The board compact with a switch potentiometer, you can adjust the volume and control of arbitrary power switch.
Working voltage should not exceed 5.5V, the power of positive and negative can not be wrong. Otherwise, there is the possibility of damage chip
Board size: 2.9cmx2cm/1.14x0.78inch(Dimensions without potentiometer handle protruding parts)
Quantity:1set

Note:

Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.
And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes(No Retail Package):

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To: Lily Liu

Meorient Import & Export Co.LTD