Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	19.618752	392.7062750000002	528.1227250000002	18.85	20.387504	1.5375039999999984	20250202_035050UTC_V00OS11.WAV
T	3.487496	379.1645000000002	541.6645000000002	2.787496	4.187496	1.4000000000000004	20250202_035050UTC_V00OS11.WAV
F	31.075	4563.54275	5308.33225	30.825	31.325	0.5	20250202_035050UTC_V00OS11.WAV