e3 Diagnostics

Ready to purchase a screening audiometer, diagnostic audiometer or portable audiometer? e3 Diagnostics stands ready to meet your needs with responsive, unparalleled service. Our goal is to make it easier for you to do what you do best: care for patients using high-quality audiology equipment backed by superior service. 

We offer audiometers of all sizes and functionalities – from desktop audiometers that perform air, bone, and speech measurements to portable audiometers for on-the-go audiologists. Take a look at our wide variety of audiometers for sale and find the right one for you today!



Take the MA 28 anywhere with confidence and style. Designed to be portable, the lightweight case with built-in handle and storage compartment protects the MA 28 and its accessories while on the go.

  • Compact and portable with built-in handle
  • Integrated compartment for storing accessories
  • Large LED color display for easy operation
  • Customizable air & bone conduction test setup
  • Pure tone and warble stimulus types (pulsed and continuous)
  • Narrow band and white noise masking types
  • Automated Hughson-Westlake included
  • Audiometry Module for easy data management connectable with MAICO patient database or NOAH



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.)


Air Conduction (dBHL): -10 dBHL to 110 dBHL
Bone Conduction (dBHL): -10 dBHL to 80 dBHL
Level Steps (dB): 
5 or 1 dB
Masking Noise: 
Narrow band and white noise
Special Tests: 
Automated Hughson-Westlake test


• Headset DD45
• Bone conductor B71
• Patient response switch
• Power supply
• USB cable
• Audiogram pad
• Operations manual
• Quick guide
• Patient management software


• Headset DD450