Elegantly shaped to follow the contours of a hand and with a perfect weight distribution, tests can be completed with confidence and accuracy. This Easy To Use Tympanometer Is A Reliable, Fast & Accurate System That Comes In A Custom Carrying Case. Fast, Accurate Middle Ear Measurements Programmable Reflex Test PC Interface Large, High Resolution Screen Light & Portable Ergonomic Shape The Otowave is very intuitive to use with on-screen information displayed before, during and after the test. The compliance peak, compliance peak pressure, gradient, ear canal volume and an ipsi lateral reflex test will be measured within seconds.