Best - AIYIMA USB 5V Portable Audio Power Stereo Amplifiers 2x3W Headphones Amp AUX 3.5mm Amplifica

Best Product 2019 - AIYIMA USB 5V Portable Audio Power Stereo Amplifiers 2x3W Headphones Amp AUX 3.5mm Amplificador With Case DIY For Home Theater
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[32975105163]
Audio input: 3.5mm standard audio cable


Output type:


1, two-channel (stereo) amplifier output


2, two-channel (stereo) headphone output


Output power: 3W+3W


Support impedance: power amplifier output: 3-8 ohms, headphone output 16-32 ohms


Power supply voltage: 3V-5V, it is recommended to supply power to 5V mobile phone charger, the current is greater than 1A.


Supply current: 2A


Power interface: 5.5*2.1


Features: thermal protection, support power switch, volume control


Working temperature: -40 ° C - 85 ° C (TA)






Instructions for use:





1) It is recommended to use 5V2A, charging power supply because of the current limit, the volume should not increase, otherwise the power supply of the charging treasure will be cut off;





2) If it is computer USB power supply, at the same time it is computer audio input, there will be interference sound, this is a normal phenomenon, set the power supply alone is no problem.





3) When the power indicator lights up during playback, the LED light will flash. This is the power supply current is not enough, you need to use 2A power supply, this phenomenon is normal!







Packing List:


1pc x
amplifier board

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Amplifica