Collecting listings has surprises
Description
This item is Mini Power Amplifier Board made of metal and PCB board. Can be powered by 5V USB, or cell phone charger USB port 5V, Lithium battery power also. Built-in noise canceling circuit, short circuit current protection and over-temperature protection.
Features
- Color: As the pictures shown.
- Material: Metal, PCB Board.
- Efficiency: 90%.
- Operating voltage: DC 2.5-5.5V.
- PAM8403 Mini Power Amplifier Board.
- AM8403 Mini Power Amplifier Board.
- Dimension: 30 x 22 x 16mm (do not including potentiometer handle).
- Max output: 3Wx2 (5V 4Ω).
Mini Amplifier