NB! It seems this console command is not compatible with CS2.
Command Profile

VOICE_SHOW_MUTE

CS:GO

This command prints a list of players (with their player #s) who can be muted.

Syntax
voice_show_mute

Description

This command prints a list of players (with their player #s) who can be muted.

How To Use voice_show_mute

  1. Enable the developer console in Counter-Strike settings.
  2. Open the console with the tilde key (~).
  3. Enter voice_show_mute, replacing bracketed arguments with the value you want, then press Enter.

This legacy command is not currently listed as compatible with Counter-Strike 2.

Syntax And Arguments

voice_show_mute