Walkie Talkie Throat Mic I Need A Voice Changer For A Walkie Talkie?

I need a voice changer for a walkie talkie? - walkie talkie throat mic

I need a voice changer for a walkie talkie with a microphone neck.
I need this for my airsoft games to distort my voice on the radio to recognize it in the default language. something that makes me look like a Space Marine ... Lol VOX cold, monotonous, without a heart.