Andoer Mini Wireless 8 Multi Voice Changer Microphone Disguiser Portable, wireless design. Just put this voice changer close to your mouth, and your sound will change as you please. Suitable for telephone, mobile phone and online chatting. 8 different voices: Male (3 types), Female (3 types), Robot, and Original. The degree of change can be adjusted as you are speaking by pressing the buttons located on the front of the unit.