Power amplifier, equalizer, effector, exciter. Blender. Microphones cost thousands of dollars or more. Generally speaking, power amplifier, mixer and equalizer can be used. The cheap ones are only 40,000-50,000. Better 654.38+ 10,000. No matter how good it is.
If you need more details, or buy equipment, I can introduce you to one who specializes in sound and will perform.
Dress etiquette about the master.
The TV programs are rich and colorful, including news information programs, talk shows, social education programs, cultu