Our Professional Voice Changer is compatible on all telephones and can be used on cell phones.Simply attach the acoustic coupler to your telephones handset, adjust the 16 settings by turning the selector clockwise.It has 0 being your normal voice, the high settings will increase the pitch and low settings will decrease the pitch.
1. Professional grade voice changer
2. Lightweight and compact
3. Zippered black case
4. Powered by a 9V battery, not included
5. Easy To Use!
6. Fits On Almost All Telephones Even Cell Phones.