The one-way valve ensures patients inhale rather than exhale into the unit

9% of illness-causing germs

and good hygiene

Acetaminophen

Low-battery indictor

MAICO PILOT TEST Audiometer (no printer) - w/DD65 V2 Headset Promo The one-way valve ensures patientsReady for an upgrade? Trade in your current audiometer and receive a $300 School Nurse Supply credit when you purchase a new MAICO Audiometer. The newly redesigned Maico PILOT TEST Audiometer offers Pure Tone Audiometry and Select Picture Speech Audiometry. The new DD65 v2 headsets will provide more comfort and improved noise reduction. The headset places the cushion around the outside of the external ear compared to other headphones that sit directly