Last synced on 25 January 2026 at 3:41 am

VISUAL REINFORCE. AUDIO CASSETTE UNIT: BASIC & ADV

Page Type
Cleared 510(K)
PDF
PDF
* The FDA doesn't provide PDFs for all submissions.
510(k) Number
K880259
510(k) Type
Traditional
Applicant
COLORADO HEARING SYSTEMS, INC.
Country
United States
FDA Decision
Substantially Equivalent
Decision Date
4/3/1989
Days to Decision
437 days

VISUAL REINFORCE. AUDIO CASSETTE UNIT: BASIC & ADV

Page Type
Cleared 510(K)
PDF
PDF
* The FDA doesn't provide PDFs for all submissions.
510(k) Number
K880259
510(k) Type
Traditional
Applicant
COLORADO HEARING SYSTEMS, INC.
Country
United States
FDA Decision
Substantially Equivalent
Decision Date
4/3/1989
Days to Decision
437 days