Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
G	38.312496	189.5832249999997	379.1667749999997	37.949996000000006	38.674996	0.7249999999999943	20250416_052835UTC_V00OS11.WAV
B	9.443752	0.0022750000003526	176.04372500000034	9.362502	9.525002	0.1625000000000014	20250416_052835UTC_V00OS11.WAV