Description:

Power supply: DC (DC): 3.6v-5.5V Output power: 3W +3 W (4 ohms).
SNR: 90dB Efficiency:> 90% positioning hole space: 20mm.
Hole diameter: 2mm Four 1.2V batteries can also be powered.
"Power": 3.6 to 5.5V, single-cell lithium battery or USB-powered.
If supply power by a transformer，the power supply must add 5V regulator circuit ,otherwise the chip will burn if the voltage more than 5.5V.

Specification:

Material: Plastic
Size: 2.4x1.5mm
Application:
LCD TVs, monitors,Laptop,Portable Speakers
Portable DVD players, game consoles,Phone / speakerphone

Package Includes:

1 Piece Amplifier Board