maskVOX device is to provide free articulation during DoctorVox Voice Therapy Technique. maskVOX is easily connected to doctorVOX device. The artificial elongation of the vocal tract and backpressure is the physical basis of the DVT.
doctorVOX Voice-Mask Set
$139.00
- 1 doctorVOX Apparatus Set
- 1 maskVOX for Speech and Singing
All prices are in US Dollars
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