Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	49.625	121.87727500000013	622.918725	49.2875	49.9625	0.6749999999999972	20250311_223217UTC_V00OS11.WAV
T	55.331248	392.7062749999998	568.7477249999998	54.6625	55.999996	1.3374960000000016	20250311_223217UTC_V00OS11.WAV
T	11.087504	392.7105000000001	555.2105000000001	10.137504	12.037503999999998	1.8999999999999984	20250311_223217UTC_V00OS11.WAV