Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	48.95	433.33550000000025	636.4605000000003	48.475	49.425	0.9500000000000028	20250205_150250UTC_V00OS11.WAV
H	54.737504	433.3312750000002	690.6227250000002	54.100004	55.375004	1.2750000000000057	20250205_150250UTC_V00OS11.WAV
E	2.243752	406.2522749999999	622.9187249999999	1.725	2.7625040000000003	1.0375040000000002	20250205_150250UTC_V00OS11.WAV