5PCS Super mini digital power amplifier board module 2*3 w D class PAM8403 efficient 2.5 ~ 5 v can be USB power supply

5PCS Super mini digital power amplifier board module 2*3 w D class PAM8403 efficient 2.5 ~ 5 v can be USB power supply
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sku: 1005006052909573
$1.66
Shipping from: China
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