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Now there is a video. In the video, he plugs a head set and a microphone into the SIM900. The audio out, 2 usb ports, and ethernet port are unused on the Pi.
by mmphosis 13y ago
Now there is a video. In the video, he plugs a head set and a microphone into the SIM900. The audio out, 2 usb ports, and ethernet port are unused on the Pi.