Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
E	31.743752	176.0395000000002	947.9145000000002	31.550002	31.937502	0.3875000000000028	20250412_045235UTC_V00OS11.WAV
T	49.031248	379.16677500000014	555.2082250000002	48.125	49.937496	1.812495999999996	20250412_045235UTC_V00OS11.WAV
T	55.206248	352.08322499999986	541.6667749999998	54.4125	55.999996	1.5874960000000016	20250412_045235UTC_V00OS11.WAV