More resistance. More strength. More voice.
The T-Valve is a precision resistance attachment designed to take your DoctorVox training to the next level. Compatible with the DoctorVox, it clips directly onto the inhalatory end and creates continuous (DC) backpressure for a more intense, targeted form of SOVT therapy that pushes your vocal
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This is a cool way to level up the strength training ability of The DoctorVox. Glad I got it!
