aumix software package provides Simple text-based mixer control program, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install aumix
aumix is installed in your system.
Make ensure the aumix package were installed using the commands given below,
$ sudo dpkg-query -l | grep aumix *
You will get with aumix package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Sound |
| Package | aumix |
| Version | 2.9.1-3build1 |
| Description | Simple text-based mixer control program |
| Sub Section | Sound |