Virtual CAOHC Courses offered by Earmark Hearing Conservation are entirely online with no in-person requirements. Instruction, audiometric practicum, hearing protection device practicum, and examination are all completed through your browser. Please reach out with any questions regarding our virtual courses.
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Upcoming
CAOHC Certification Course
Wed, Dec 10, 2025, 9:00 AM EST – Fri, Dec 12, 2025, 4:00 PM ESTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course (HYBRID)
Wed, Jan 21, 2026, 9:00 AM EST – Fri, Jan 23, 2026, 4:00 PM ESTHybrid Virtual Course with in-person practicum/exam day in Malvern, PA, 301 Lindenwood Drive,, Malvern,, Pennsylvania, United States
Initial Certification (20 Hour Course)
$775
Upcoming
CAOHC Certification Course
Tue, Feb 17, 2026, 9:00 AM EST – Thu, Feb 19, 2026, 4:00 PM ESTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course - Co-presented with Rutgers School of Public Health
Mon, Mar 9, 2026, 9:00 AM EDT – Wed, Mar 11, 2026, 4:00 PM EDTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course
Tue, Apr 7, 2026, 9:00 AM EDT – Thu, Apr 9, 2026, 4:00 PM EDTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course
Mon, Apr 27, 2026, 9:00 AM EDT – Wed, Apr 29, 2026, 4:00 PM EDTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course
Tue, May 12, 2026, 9:00 AM EDT – Thu, May 14, 2026, 4:00 PM EDTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685
Upcoming
CAOHC Certification Course
Mon, Jun 8, 2026, 9:00 AM EDT – Wed, Jun 10, 2026, 4:00 PM EDTLive virtual course (fully online)
Initial Certification (20 Hour Course)
$685