macOS VoiceOver event sounds · UI feedback
ActionsAvailable
80ffa2077896
Level measurements
Integrated-15.6 LUFS
Maximum momentary-13.8 LUFS
True peak-1.9 dBTP
RMS-15.3 dBFS
Active RMS-15.2 dBFS
Duration0.347 s
| Maximum short-term | — |
|---|---|
| Loudness range | — |
| Sample peak | -1.9 dBFS |
| Sample crest factor | 13.4 dB |
| True-peak crest factor | 13.4 dB |
| Active duration | 0.340 s |
Level over time
RMS · 10.0 ms · 35 points
Each point is the channel-combined RMS of a non-overlapping frame. Values below −80 dBFS are pinned to the chart floor for display; the canonical JSON retains measured values, and digital silence remains null.
Frequency characteristics
Spectral centroid270 Hz
Peak frequency281 Hz
200 Hz–8 kHz energy83.5 %
Frequency is shown on the horizontal axis and band energy on the vertical axis. Values below −120 dBFS are pinned to the chart floor for display.
Current source occurrences
macOS VoiceOver event sounds v26.6.1
UI feedback
ActionsAvailable.aiff
- Acquisition
local_installation- Source observed
- 2026-08-09T06:27:27Z
Technical metadata
| SHA-256 | 80ffa2077896599ddfd305a1dd5ff7e3c1ac3f82f4b943629d9ad7997dbd4acd |
|---|---|
| Analyzed | 2026-08-09T06:27:21Z |
| Codec | PCM signed 16-bit big-endian |
| Sample format | s16 · 16 bit |
| Sample rate | 48000 Hz |
| Channels | 2 |
| Analysis profile | notification-sound-db-bs1770-v2 |
| FFmpeg | ffmpeg version 8.1.2 Copyright (c) 2000-2026 the FFmpeg developers |