Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	42.637504	352.0812749999999	528.122725	41.937504	43.337504	1.4000000000000057	20250411_092235UTC_V00OS11.WAV
T	50.275	501.0395000000001	704.1645000000001	49.4875	51.0625	1.5750000000000028	20250411_092235UTC_V00OS11.WAV
T	48.7187504	365.62499999999983	528.1249999999998	48.0249984	49.4125024	1.387504000000007	20250411_092235UTC_V00OS11.WAV
T	38.518752	487.5000000000001	650.0000000000001	37.862504	39.175	1.312495999999996	20250411_092235UTC_V00OS11.WAV