Speak Up and See the Light: Hi-VOLT® are back in stock. Order now!

The Voice Aerobics Hi-VOLT® 4 PD voice-on-light is a calibrated feedback tool designed to help individuals with hypophonia (too low/soft a voice) increase their vocal intensity, through practice, to a more normal level of loudness. How does it work? The calibrated,...

Could You Speak Clearer in One Office Visit?

A new patient asked:  “am I coming to see you to find out how bad my voice is?” “NO,” I replied, “you’re coming to find out how good it could be!” Research has shown us that vocal behavior is hierarchically organized and that...

Hi-VOLT® 4 PD voice-on-light Frequently Asked Questions

The Voice Aerobics Hi-VOLT® 4 PD voice-on-light is a calibrated feedback tool designed to help individuals with hypophonia (too low/soft a voice) increase their vocal intensity, through practice, to a more normal level of loudness. How does it work? The calibrated,...
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