The NU-VOIS III Artificial Larynx produces a quality voice with full digital electronic control of pitch and volume. It is a much advanced electronic speech aid utilizing the latest in state-of-the-art engineering, electronics, and materials. There are no knobs to turn or break and no tools or disassembly required for adjustment, so it�s very user-friendly.
� The complete kit comes with a Nu-Vois III speech aid, two rechargeable 9 volt NMH batteries, battery charger, oral adapter & tubes, & Use and Care guide.
� Dual control buttons each independently adjustable for volume and tone without disassembly.
� Dual volume buttons sweep volume smoothly up or down.
� Light weight: 4.5 oz including batteries.
� Powered by 9.6 volt rechargeable or alkaline batteries.
