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!

MedRx A2D+

MedRx AVANT A2D+ Audiometer

The AVANT A2D+ Audiometer is a compact PC-based, dual-channel audiometer providing air, bone and speech testing capability.

This cutting-edge MedRx audiometer is lightweight, and can hook up to a laptop computer for portability and easily configurability.



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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.)


Standards: ANSI S3.6-2010,Type 2 AE (IEC 60645-1&2) Tone Audiometry, Speech Audiometry

Channels: Two

Outputs: Insert Earphones or TDH 39 Headphones (DD45). B71 Bone Conductor, Free Field - Line Level Output

Tone Stimuli: Pure Tone, Warble Tone, Continuous Or Pulsed. Warble Modulation Frequency And Pulse Period Are User Adjustable

Masking Signals: Tone Audiometry: Narrow Band Noise (Default), Speech Weighted Noise, White Noise. Speech Audiometry: Speech Weighted Noise (Default), White Noise, External Recorded (Opposite Channel)

Frequency Range USB Power Only: Air: 125 Hz - 8000 Hz, Bone: 250 Hz - 8000 Hz, Sound Field: 125 Hz - 8000 Hz (Line Level)

Acoustic Distortion: < 1.0% At 500 Hz, 100dB SPL

Noise Floor: < -10dB HL From 125 Hz-8000 Hz

Attenuation: 1dB Or 5dB Steps, User Selectable

Minimum / Maximum Output: -10 dB To 120 dB HL At 1 KHz – Air (¼ Inch Mono Jacks), -10 dB To 75 dB HL At 1 KHz – Bone (¼ Inch Mono Jack)

Free Field Output: Frequency Range 125 Hz - 8000 Hz, Dynamic Range 60-90+ dB SPL At 1 Meter Distance, (Using 50 Watt Stereo Amplifier With 89 dB Sensitivity Speakers)

Speech Input: Microphone (3.5 mm Stereo Jacks)

I/O Jacks - 3.5mm: Operator Headphones (Output), Operator Talk Forward Microphone, Patient Talk Back Microphone, Free Field (Line Out)

I/O Jacks – 1/4”: Left Air Conduction (2) - Right Air Conduction (2) - Bone Conduction - Patient Response Switch

Communication Port: USB (Provides All Device Power)

Power Requirements: USB Power +5 Volts DC, Less Than 500mA

Dimensions: Approx 6.5” x 5” x 1.25” (L x W x H), Approx. 16.51 cm x 12.7 cm x 3.2 cm (L x W x H)

Weight: < 1 lb, < 500 g