Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
U	47.018752	650.0022749999999	785.4187249999999	46.25	47.787504	1.5375039999999984	20250417_095235UTC_V00OS11.WAV
U	42.55	663.5437249999999	771.8772749999999	41.8375	43.2625	1.4249999999999972	20250417_095235UTC_V00OS11.WAV
U	24.4687504	704.1667750000001	839.5832250000001	24.0124984	24.9250024	0.9125039999999984	20250417_095235UTC_V00OS11.WAV
U	31.075	663.5437250000002	812.5022750000003	30.425	31.725	1.2999999999999972	20250417_095235UTC_V00OS11.WAV
U	51.193752	609.3749999999997	771.8749999999997	50.425	51.962504	1.5375039999999984	20250417_095235UTC_V00OS11.WAV
U	55.331248	622.9187250000003	771.8772750000004	54.6625	55.999996	1.3374960000000016	20250417_095235UTC_V00OS11.WAV