Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	47.031248	392.7105000000001	555.2105000000001	46.062496	48.0	1.937504000000004	20250414_121635UTC_V00OS11.WAV
T	40.55	365.62500000000017	568.7500000000002	40.0	41.1	1.0999999999999943	20250414_121635UTC_V00OS11.WAV
E	48.05625	297.9145000000002	622.9145000000002	48.0	48.1125	0.1124999999999971	20250414_121635UTC_V00OS11.WAV
P	52.325	67.70627499999995	203.12272499999995	51.5	53.150000000000006	1.6500000000000057	20250414_121635UTC_V00OS11.WAV