All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
It is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips
Super small Size (30×22×16mm, NOT included the handle of the potentiometer ), light weight, handy and easy to install
Flexible power supply: the module can easily run off three AA batteries, a USB Cell phone charger, a rechargeable Cell phone charge pack
Top notch potentiometer, easy and smooth to adjust the volume and control the power switch
Crisp and Clear sound output, low noise, give you best hearing enjoyment
Description
Specifications:
Operating voltage: 2.5V-5.5V
Maximum output power: 3W*2(5V 4Ω)
PCB size : Length= 29mm Width=20mm
Overall height after installed is about 16mm.
Note:
Please make sure the power supply is not more than 5.5V and
Please don't do reverse polarity for "+" and "-", or else, it will burn the board.
Package included:
1 x Mini PAM8403 5V 2Channel USB Power Audio Amplifier Board 3Wx2W Volume Control