e3 Diagnostics

Looking for a hearing screening and diagnostic instrument to perform otoacoustic emissions tests in patients of all ages? We have plenty! Browse our selection of fast, intuitive, and reliable OAE machines. With over 20 devices from seven manufacturers, you’re bound to find an OAE audiology machine that suits your testing needs.

A reliable OAE machine is vital to any hearing professional's toolbox. That's why we want to make sure you are equipped with the right otoacoustic emission device for your practice. From basic otoacoustic emissions machines to devices that simultaneously conduct DPOAE and TEOAE screenings, we have the otoacoustic emissions test technology to determine the function of your patients' inner ears. With 30 offices spread across the U.S., e3 Diagnostics can often provide same-day service to support your OAE hearing tests.


Grason-Stadler Novus™

The GSI Novus™ is a sleek, hand-held, comprehensive newborn hearing screening instrument. The Novus features a touch screen display and intuitive software in a compact hardware design. The Novus may be configured with any combination of AABR, TEOAE, and DPOAE which allows for seamless two stage infant screening.


  • Combined AABR and OAE in a single handheld unit 
  • Binaural simultaneous AABR testing option 
  • Stores up to 250 patients with up to 50 tests per patient 
  • Wireless charging 
  • Customized carrying case 
  • Flexible risk factor management 
  • Optional screener security 
  • HearSIM Data Management Software 
  • Compatible with tracking systems such as Hi-Track



Want to learn more about the Novus? Visit the Grason-Stadler website for a full breakdown of the features and benefits, along with a variety of educational materials.

Novus page   Novus Supplies

Request a Quote

We understand that you have a choice when it comes to choosing your equipment and are dedicated to providing you with the highest quality instrumentation available.Contact us now for your free, no obligation quote and discover why we are the preferred Authorized Distributor and Service Provider to the world’s leading manufacturers.  (Completing our online form does not sign you up for electronic advertising.)


General Specifications

Environmental Conditions:

  • + 15 °C… + 35 °C / + 59 °F… + 95 °F (operation)
  •  - 20 °C… + 50 °C / - 4 °F… + 122 °F (transport and storage)
  • Maximum humidity 90 % (operation, non-condensing)
  • Maximum humidity 95 % (storage, non-condensing) 
Weight: 265 grams (with battery) 
Dimensions: 158 mm x 83 mm x19mm 
Display: 95 mm x 56 mm, color, 272 x 480 resolution 
User Interface: Resistive touch screen 
User Feedback: Integrated speaker 
Language Settings: English, default. (15 options) 
Memory: 1GB 
Data Interfaces: USB, Bluetooth® 
Boot Up Time: <5 sec 
Battery: Li-ion battery 44794; Capacity: 3.7V/3850 mAh 
Warm Up Time: No warm-up time necessary after boot