Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	52.012496	365.6227250000002	555.2062750000002	51.162496	52.862496	1.7000000000000028	20250304_060217UTC_V00OS11.WAV
T	38.231248	392.7105000000001	555.2105000000001	37.375	39.087496	1.7124960000000016	20250304_060217UTC_V00OS11.WAV