2 layers38.8 × 66.6 mm

OTTOdac
cester-ino/OTTO-hardware
those specs refer to the tactile buttons version, but a led backlight button version is in the works too.
42 parts49GPL-3.0
Boards in 2 GitHub repositories, designed in KiCad, that use the LM4860M by Texas Instruments (-20℃~+85℃ 0.72% 1-Channel 1.15Wx1@8Ω 2.7V~5.5V 65dB 7mA SOIC-16 Audio Amplifiers ROHS). See how each wires it, with its parts, size, README and files; the LM4860M’s symbol, footprint and pinout are on its own page.

cester-ino/OTTO-hardware
those specs refer to the tactile buttons version, but a led backlight button version is in the works too.
