Product Introduction:
1.Power Supply:DC 2-5.5V
2.Output Power:3W+3W(typical)
3.Input Impedance:2K ohm
4.Power Offf Current:less than 0.1UA
5.PCB Size:31.1*19.8mm
6.Sound Track Amount:dual track
7.Frequency Response:100Hz-15KHz
8.Output Impedance:4 ohm
9.Efficiency:more than 90%
Pin Definition:
1.Lin:left sound track input
2.GND:audio input common ground
3.Rin:right sound track input
4.GND:power negative
5.5V:power positive VCC
6.LOUT+:left sound track output positive
7.LOUT-:left sound track output negative
8.ROUT-:right sound track outptut negative
9.ROUT+:right sound track outptut positive
10.OFF:mute control,connect with ground and power off
11.NO:mute control ground,GND
This amplifier board imported original PAM8403 patch design. With dual 3W audio power amplifier. Power supply 5V power supply, the design of the volume control function. Mainly used for, card audio repair, TV sound maintenance, intercom building system audio amplification, treadmill, advertising and other equipment, audio signal amplification field.
1PCS
We only accept payment through Paypal.
Items will go to post within 1-2 business days after payment confirmed.
If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.
1. We ship to Worldwide.
2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.
3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.
4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.
5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.
