ER•1 Insert Earphones

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ER•1 Insert Earphones

Quick Overview

The ER•1 was designed to imitate the normal resonance of the open ear, and is used for speech audiometry where the goal is to reproduce the same frequency response at the eardrum for speech as would be produced in the live situation.
$540.00

Availability: In stock

Features
  • Flat frequency response referenced to the sound field
  • 70+ dB isolation between ears: reduces the need for masking
  • Eliminates collapsed ear canal problem
  • 30+ dB external noise exclusion

The ER•1 was designed to imitate the normal resonance of the open ear, and is used for speech audiometry where the goal is to reproduce the same frequency response at the eardrum for speech as would be produced in the live situation.

System Includes
  • Earphones
  • Dual-mono 7' cable assembly
  • 50 foam eartips (regular, 13 mm)
  • 10 foam eartips (baby, 10 mm)
  • 2 Single Use EartipsTM adapters with tubing
  • 4 front tube replacements
  • Hook-and-loop clips

Instructions For Use

Technical Specs

Sensitivity (@1 kHz) SPL at 0.1v 105 dB SPL for 1V rms drive
Impedance (@1kHz) 10 Ohms nominal
Acoustic Polarity +Electrical = + Acoustic
Technical Specifications
Typical Frequency Response
(Zwislocki Coupler)
ER1 Graph

Accessories

The following accessories are compatible with this product:

ER1-02 Dual-Mono cable 7ft. assembly

ER1-02 Dual-Mono cable 7ft. assembly

One cable

$45.50
ER1-14A Disposable foam eartips (regular, 13mm)

ER1-14A Disposable foam eartips (regular, 13mm)

Package of 50 eartips

$21.00
ER1-14B Disposable foam eartips (baby, 10mm)

ER1-14B Disposable foam eartips (baby, 10mm)

Package of 50 eartips

$21.00
ER1-04 Sound delivery tube adapters

ER1-04 Sound delivery tube adapters

Package of 10

$17.00
ER1-06 Single Use Eartips™ adapters with tubing

ER1-06 Single Use Eartips™ adapters with tubing

Package of 2 adapters

$13.50
ER1-07 Adapter for B&K DB-0138 2CC (HA-2) coupler

ER1-07 Adapter for B&K DB-0138 2CC (HA-2) coupler

Single adapter

$55.00
ER1-08 Adapter for Knowles DB-100 (ZWISLOCKI) coupler

ER1-08 Adapter for Knowles DB-100 (ZWISLOCKI) coupler

Single adapter

$44.00
ER1-12 Adapter for FRYE 2cc (HA-2) coupler

ER1-12 Adapter for FRYE 2cc (HA-2) coupler

Single adapter

$80.00
ER1-21 Sound delivery tube replacements with adapters

ER1-21 Sound delivery tube replacements with adapters

Package of 4 adapters

Dimensions:
OD: 0.1" (2.5 mm)
ID: 0.53" (1.35 mm)

$18.00
ER3-05 Hook-and-loop Clips

ER3-05 Hook-and-loop Clips

Package of 6 clips

$8.50
ER10D-T03 3mm Single Use Eartips™

ER10D-T03 3mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T04 4mm Single Use Eartips™

ER10D-T04 4mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T05 5mm Single Use Eartips™

ER10D-T05 5mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T06 6mm Single Use Eartips™

ER10D-T06 6mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T07 7mm Single Use Eartips™

ER10D-T07 7mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T08 8mm Single Use Eartips™

ER10D-T08 8mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T09 9mm Single Use Eartips™

ER10D-T09 9mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T10 10mm Single Use Eartips™

ER10D-T10 10mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T11 11mm Single Use Eartips™

ER10D-T11 11mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T12 12mm Single Use Eartips™

ER10D-T12 12mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T13 13mm Single Use Eartips™

ER10D-T13 13mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T14 14mm Single Use Eartips™

ER10D-T14 14mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-T16 16mm Single Use Eartips™

ER10D-T16 16mm Single Use Eartips™

Package of 100 eartips

$30.00
ER10D-KIT 156 assorted eatips in storage box

ER10D-KIT 156 assorted eatips in storage box

One storage box with 156 eartips

$60.00

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