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 Recertification Course
Thu, Jan 15, 2026, 8:00 AM – 4:30 PM ESTLive virtual course (fully online)
Re-certification (8 Hour Course)
$345
Upcoming
CAOHC Recertification Course
Wed, Mar 4, 2026, 8:00 AM – 4:30 PM ESTLive virtual course (fully online)
Re-certification (8 Hour Course)
$345
Upcoming
CAOHC Recertification Course - Co-presented with Rutgers School of Public Health
Tue, Apr 14, 2026, 8:00 AM – 4:30 PM EDTLive virtual course (fully online)
Re-certification (8 Hour Course)
$345
Upcoming
CAOHC Recertification Course
Wed, May 20, 2026, 8:00 AM – 4:30 PM EDTLive virtual course (fully online)
Re-certification (8 Hour Course)
$345