Stereo 20W Class D Audio Amplifier - MAX9744 POL_Motoron M2x256 Dual Motor Controllers Holding down Boot and then

Holding down Boot and then pressing Reset initiates firmware Download mode for downloading firmware through the serial port

and more than 6 different NMEA ASCII sentences that are output to a 3

you can use this breakout to easily add visual display/interface capabilities to a project as well as providing all the storage you might need for multimedia files

ESP32-GATEWAY schematic in PDF format

Essentially

Stereo 20W Class D Audio Amplifier - MAX9744 POL_Motoron M2x256 Dual Motor Controllers Holding down Boot and thenPump up the volume with this 20W stereo amplifier! This slim little board has a class D amplifier onboard that can drive 2 channels of 4 8 ohm impedance speakers at 20W each. Power it with 5 12VDC using the onboard DC power jack and plug stereo line level into the 3. 5mm stereo headphone jack and jam out with ease. Since it's class D, its completely cool running, no heat sinks are required and it's extremely efficient up to 93% efficiency makes it