Meanwhile, an audio codec circuit board is made to realize full-duplex communication.

同时通过自制一块语音编解码拓展板，实现了全双工通信。

youdao

Meanwhile, an audio codec circuit board is made to realize full-duplex communication.

同时通过自制一块语音编解码拓展板，实现了全双工通信。

youdao