510(k) · Cleared
ClearedTelex Select 2-40 with Adaptive Compression S2-40
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Telex Communications, Inc. · ESD Hearing Aid, Air-Conduction, Prescription
Cleared on May 7, 1996 as substantially equivalent to K913495 (Telex Communications, Inc., 1991) after a 47-day review. Its family tree reaches back 1 generation to 1991. 1 later device descends from it.
- Decided
- May 7, 1996
- Review
- 47 days
- Class
- Class I
- Product code
- ESD
- Recalls
- None
- Predicates
- 1
Its longest line of descent runs back 1 generation to K913495 (1991). 1 later device descends from it, 1 citing it directly.
- Root · 1 generation backK913495 Telex TDR-7AA Binaural Hear Aid/Wireless FM RecTelex Communications, Inc. · 1991
- This deviceK961143 Telex Select 2-40 with Adaptive Compression S2-40Telex Communications, Inc. · 1996
- Descendant · cites it directly · 0 of its ownK982683 Telex Select 1-40 with Adaptive CompressionTelex Communications, Inc. · 1998
Most influential descendants
Showing 1 of 1 · See all- K982683Telex Select 1-40 with Adaptive CompressionTelex Communications, Inc. · 1998 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| −1 | K913495 | Telex TDR-7AA Binaural Hear Aid/Wireless FM Rec | Telex Communications, Inc. | 1991 | — |
| 0 (this device) | K961143 | Telex Select 2-40 with Adaptive Compression S2-40 | Telex Communications, Inc. | 1996 | — |
| +1 | K982683 | Telex Select 1-40 with Adaptive Compression | Telex Communications, Inc. | 1998 | — |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA summary (predicates and indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in ESD? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
Top candidate predicates for a new ESD device
- #1 K232999 Lyric4 Hearing Aidscore 8.4 · 5 generations · no Class I recall
What was it cleared against? (3)
Devices the submitter claimed this one is substantially equivalent to (*), and reference devices cited for a specific test or feature (†), as written in the FDA summary.
| Type | Number | Device | Decided |
|---|---|---|---|
| * | K913495 | Telex TDR-7AA Binaural Hear Aid/Wireless FM RecSummary page 1…oup and Auditory Trainer, 77EPF Telephone B12-884-4051 Phonic Ear PE700 Free Ear Auditory Trainer, or Fox 612-884-0043 AVR/Sonovation Extend Ear, or Telex Model TDR-7AA K913495 Minneapalis, Minnesola 55420 USA to amplify and transmit sound to the ear. Adaptive Compression; True FM Override (patent pend… | 1991 |
| * | — | Phonic Ear PE700 Free Ear Auditory Trainer Named without a submission number | |
| * | — | Fox AVR/Sonovation Extend Ear Named without a submission number |
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K982683 | Telex Select 1-40 with Adaptive Compression | 1998 | 0 |
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Its one ancestor has no recall.
- Of its descendants, K982683 (Telex Communications, Inc., 1998) has gone furthest, with 0 descendants of its own.
How does its category compare?
All ESD devicesESD Hearing Aid, Air-Conduction, Prescription: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · ESD
1in 2024
2026 to Oct 25, outlined.
Median 510(k) review, days · ESD
Too few ESD 510(k)s in any year since 2007 to give a median.
Recalls per year · ESD
2in 2019
Class I (0 since 2007) Class II/III not classified
Adverse event reports per year · ESD
53in 2025
MAUDE reports naming product code ESD, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 0 | — | 0 | 13 |
| 2008 | 1 | — | 0 | 13 |
| 2009 | 0 | — | 0 | 3 |
| 2010 | 0 | — | 1 | 1 |
| 2011 | 0 | — | 0 | 3 |
| 2012 | 0 | — | 0 | 6 |
| 2013 | 1 | — | 0 | 37 |
| 2014 | 0 | — | 0 | 4 |
| 2015 | 0 | — | 0 | 6 |
| 2016 | 0 | — | 0 | 7 |
| 2017 | 0 | — | 0 | 4 |
| 2018 | 0 | — | 1 | 12 |
| 2019 | 0 | — | 2 | 9 |
| 2020 | 0 | — | 0 | 5 |
| 2021 | 0 | — | 0 | 4 |
| 2022 | 0 | — | 0 | 4 |
| 2023 | 0 | — | 0 | 8 |
| 2024 | 1 | — | 0 | 16 |
| 2025 | 0 | — | 0 | 53 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
to amplify and transmit sound to the ear.
Indications for use read by OCR from a scanned FDA summary, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K961143 · printed Nov 5, 2026
Cite this page
510(k) Report. “K961143: Telex Select 2-40 with Adaptive Compression S2-40.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 5, 2026. https://510kreport.com/device/K961143
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026