---
product_id: 12429274
title: "Model 650 AB Air Conduction Audiometer"
brand: "ambco"
price: "$33.38"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/12429274-model-650-ab-air-conduction-audiometer
store_origin: US
region: United States of America
---

# Dual power: 9V battery & AC adapter Lightweight 3.6 lbs Precise freq. & dB control Model 650 AB Air Conduction Audiometer

**Brand:** ambco
**Price:** $33.38
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Hear the future with precision and portability!

## Quick Answers

- **What is this?** Model 650 AB Air Conduction Audiometer by ambco
- **How much does it cost?** $33.38 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/12429274-model-650-ab-air-conduction-audiometer)

## Best For

- ambco enthusiasts

## Why This Product

- Trusted ambco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Silent Operation:** Membrane-covered tone button ensures discreet testing environments.
- • **Comprehensive Kit:** Includes headphones, patient response button, audiograms, and 5-year warranty.
- • **Intuitive Controls:** Large dials and toggle switches for effortless frequency and decibel adjustments.
- • **Portable Precision:** Compact 3.6 lbs with padded carrying case for on-the-go audiometry.
- • **Dual Power Flexibility:** Operates via included 9V battery or AC adapter—never miss a test.

## Overview

The Ambco Model 650AB is a lightweight, durable air conduction audiometer featuring frequencies from 250 to 8000 Hz and decibel levels from 0 to 90 dB in 5 dB steps. It offers dual power options (9V battery and AC adapter), intuitive large dial controls, silent tone activation, and comes complete with headphones, patient response button, and a padded carrying case—all backed by a 5-year warranty.

## Description

The Ambco 650AB is a simple, lightweight, and durable audiometer. The 650AB can be powered by either a standard “9V” battery (included), or can be plugged into a wall with an AC adapter (included). Large dials control frequency and decibel levels. Toggle switches control power, left/right, and pulse/steady tones. The tone button is membrane covered to provide silent operation. Lights indicate tone, patient response, and the 650AB also has a low battery indicator. Included: Audiometer, headphones, patient response button, AC adapter, padded canvas carrying bag, audiograms, “9V” battery. Dimensions (H x L x D): 4” x 8.75” x 6.25”. Weight: 3.6 lbs (includes all accessories and carrying case). Frequencies: 250, 500, 1000, 2000, 3000, 4000, 6000, 8000 Hz. dB levels: 0 to 90 in 5 dB steps. Tone: Steady and pulse tone options. Manufacturer Warranty: 5 years. Latex-Free: Yes.

## Features

- Lightweight and durable.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN  | B00AQJIBRE |
| Manufacturer  | Ambco |

## Images

![Model 650 AB Air Conduction Audiometer - Image 1](https://m.media-amazon.com/images/I/41HSbGkbgiL.jpg)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-11*