Health
Hearing Safety Checker
Estimate your listening-exposure risk against NIOSH (85 dBA/8h, 3 dB exchange), OSHA (90 dBA/8h, 5 dB) and WHO-ITU H.870 weekly allowance — enter level, duration and sessions, or upload the audio you listen to for measured duration and loudness.
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Quick start
Call this tool from your code in three languages.
cURL
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/audio-hearing-safety-checker' \
-H 'Content-Type: application/json' \
-d '{"filename":"audioFile.ext","contentType":"application/octet-stream","size":12345}'
# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
--data-binary @/path/to/file.ext
# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/en/api/tools/audio-hearing-safety-checker' \
-F 'mode=manual' \
-F 'audioFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'levelDbA=85' \
-F 'listeningLevelDbA=85' \
-F 'durationMin=60' \
-F 'sessionsPerWeek=5'