Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	52.725	704.1645000000001	907.2895	52.65	52.8	0.1500000000000056	20250311_113817UTC_V00OS11.WAV
T	16.4812496	379.16872499999977	528.1272749999998	16.0000016	16.962497600000003	0.9624960000000016	20250311_113817UTC_V00OS11.WAV