ubuntu 20.04 连上蓝牙耳机没有麦克风和声音

第一步：

耳机没有声音解决办法
https://blog.csdn.net/weixin_45774972/article/details/134276724#:~:text=ubuntu%E8%BF%9E%E6%8E%A5%E8%93%9D%E7%89%99%E8%80%B3%E6%9C%BA%201%201.%20%E7%BC%96%E8%BE%91%20%2Fetc%2F%20bluetooth%20%2Fmain.conf%20%E6%96%87%E4%BB%B6%EF%BC%8C%E8%AE%BE%E5%AE%9AControllerMode,Ubuntu%20%E8%AE%BE%E7%BD%AE%E4%B8%AD%E6%89%BE%E5%88%B0%E8%93%9D%E7%89%99%EF%BC%8C%E6%90%9C%E7%B4%A2%E4%BD%A0%E7%9A%84%E8%80%B3%E6%9C%BA%E8%BF%9B%E8%A1%8C%E9%85%8D%E5%AF%B9%20...%204%204.%20%E8%BF%9E%E6%8E%A5%E6%88%90%E5%8A%9F%E4%B9%8B%E5%90%8E%20%E8%BF%9E%E6%8E%A5%E6%88%90%E5%8A%9F%E4%B9%8B%E5%90%8E%E5%8F%AF%E4%BB%A5%E5%86%8D%E6%8A%8A%E9%82%A3%E4%B8%AA%E8%AE%BE%E7%BD%AE%E5%8A%A0%E4%B8%8A%23%E6%B3%A8%E9%87%8A%E6%8E%89%E3%80%82%20
完全相同的步骤，连接完成后，可以设置里面的Output里面选择输出设备了

第二步：

识别麦克风
https://zhuanlan.zhihu.com/p/679142993#:~:text=Ubuntu%2020.04%20%E5%88%87%E6%8D%A2%20pipewire%20%E4%BD%9C%E4%B8%BA%E9%9F%B3%E9%A2%91%E8%BF%9E%E6%8E%A5%201%20%E6%B7%BB%E5%8A%A0APT%20Source,...%207%20%E7%A6%81%E7%94%A8%E5%8E%9F%E5%85%88%E7%9A%84pulseaudio%20...%208%20%E7%A6%81%E7%94%A8pulseaudio%E9%85%8D%E7%BD%AE%20...%20%E6%9B%B4%E5%A4%9A%E9%A1%B9%E7%9B%AE
完全一样的步骤操作
配置完成后，重启过后，设置的Input也可以选择相应的设备