On-board potentiometer to regulate the sound volume
5V USB power supply port easy to be powered
Output Impedance: 4-8ohm, Working Voltage: DC5V, Module Size: 50 X 44 X 22mm/1.97 X 1.73 X 0.87inch(L*W*H)
Description
This is a mini digital audio amplifier board which is equipped with PM2038 power amp chip with 5W+5W dual channel power output and 4-8 ohm ouput impedance. DC5V USB power supply input and compact size ideal for DIY mini stereo speakers.