Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
O	28.231248	67.71049999999977	230.21049999999977	27.887498	28.574998	0.6875	20250213_235650UTC_V00OS11.WAV
M	32.925	67.70822500000028	176.04177500000029	32.55	33.3	0.75	20250213_235650UTC_V00OS11.WAV
T	55.437504	473.9605000000004	717.7105000000004	54.937504	55.937504	1.0	20250213_235650UTC_V00OS11.WAV