Acoustic Performance - Nuheara IQbuds2 PRO Instructions For Use Manual

Acoustic Performance

According to IEC 60118-0:2015
Applicable Standards:
ANSI CTA 2051:2017 (Clause)
ANSI ASA S3.22:2009 (Clause)
CTA2051 (4:1)
Custom collections for device may be used if
CORFIG in standard is invalid
CTA 2051 (4.1)
Use custom CORFIG for Hearing Aid
ANSI S3.22 (6.2) | CTA 2051 (4.3)
ANSI S3.22 (6.11)
CTA 2051 (4.4.2)
Test Frequency = 500 Hz
Test input Level = 100 dB SPL
"worldvol" set to = 42 (lowest possible)
Output@500 Hz = 112 dB SPL (Lowest
achievable output for a 100 dB SPL input)
ANSI S3.22 (6.12)
CTA 2051 (4.8)
CTA 2051 (4.7)
ANSI S3.22 (6.3)
ANSI S3.22 (6.5)
ANSI S3.22 (6.7)
CTA 2051 (4.1-4.17)
Fixed or Level Dependent Frequency
Equalization -Tone Control, ANSI/CTA-
2051 (4.10)
Level Dependent Gain/Compression,
ANSI/CTA-2051 (4.11)
SNR Enhancement, ANSI/CTA-2051
(4.12)
Noise Reduction, ANSI/CTA-2051 (4.13)
Feedback Control / Cancellation,
ANSI/CTA-2051 (4.14)
Personalization, ANSI/CTA-2051 (4.15)
Device Coupling to the Ear, ANSI/CTA-
2051 (4.16)
Wireless Connectivity, ANSI/CTA-2051
(4.17)
Test Acceptance Criteria
Custom Coupler
Response for
N/A
Flat Insertion
Gain (CORFIG)
Frequency
Response
At least 250 Hz- 5 kHz
Bandwidth
Maximum
Less than or equal to 120 dB
Acoustic Output
SPL
Harmonic
Less than or equal to 5%
Distortion Output
Input Distortion
Less than or equal to 5%
EIN
Less than or equal to 32 dB SPL
Latency
Less than or equal to 15ms
Battery Life N/A
HFA-OSPL90 N/A
HFA-FOG N/A
RTG N/A
Reporting of
N/A
Hearing Aid
Features
Result
(Pass/Fail)
Complete
Complete
See Figure 3
(Pass)
109.6 dB SPL
See Figure 1
(Pass)
0.2%
(Pass)
0.7%
(Pass)
28.5 dB SPL
(Pass)
5ms
(Pass)
8hrs
100.9 dB SPL
29.4 dB SPL
See Figure 2
24.4dB SPL
48