Power Amp Module, DROK DC 3V-5.5V 3W+3W 2.0 Digital Audio Amplifier Board PAM8403 5V Dual Channel Portable Mini Stereo Amplify Chip with Potentiometer for Sound System Speaker DIY

Description

Parameter: - Name: Mini Double Channel Digital Audio Power Amplifier Board - Operating voltage: DC 3-5.5V - Max output: 3W + 3W (5V 4Ω) - Efficiency: 90% - Dimension:30 x 22 x 16mm (do not including potentiometer handle) Applications: - Laptop - Portable Speakers - Portable DVD players, game consoles - Phone / speakerphone Note: 1). Can use USB port on computers to offer 5V power supply for the amplifier board 2). Potentiometer with switch, can adjust the volume and control the power switch 3). Suitable for battery or portable electronics products,suitable for long time steady usage. 4). Please make sure operating voltage less than 5.5V, or the module will be damaged. 5). Without reversed connection protection, meaning the module will burn if wires are connected reversely 6). Do NOT connect to power if you do have the speaker connected, or will wreck the module. Package Included: 1x Power Amp Module