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BackAuthor to ask you to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins module CMS SOT223 4 pins RGB RGBLED LED.
- -0.124337 -0.0369052 0.991554 facet normal.
- -2.497929e-01 -0.000000e+00 vertex -8.524144e+01 9.965134e+01 1.755000e+01.
- Transducer buzzer, 5V, SPL.
- -0.191498 facet normal 0.779907 -0.400391 0.481074 facet.
- 0.551953 -0.109791 -0.826616 facet normal.