Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	53.406248	392.7104999999998	514.5854999999998	52.637496	54.175	1.5375039999999984	20250304_063817UTC_V00OS11.WAV
T	49.087496	392.7105000000001	555.2105000000001	48.162496	50.012496	1.8499999999999943	20250304_063817UTC_V00OS11.WAV
T	55.5	338.53949999999963	501.0394999999996	55.0	56.0	1.0	20250304_063817UTC_V00OS11.WAV
E	37.868752	270.8332250000002	663.5417750000001	37.612502	38.125002	0.5125000000000028	20250304_063817UTC_V00OS11.WAV