Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
M	42.643752	67.71049999999991	148.9604999999999	42.100004	43.1875	1.0874960000000016	20250214_165650UTC_V00OS11.WAV
O	9.956248	27.08550000000035	148.96050000000037	9.5375	10.374996	0.8374960000000016	20250214_165650UTC_V00OS11.WAV
M	9.962496	54.166775	148.958225	9.474996	10.449996	0.9750000000000014	20250214_165650UTC_V00OS11.WAV
O	14.287496	54.166775000000285	189.58322500000028	13.724996	14.849996	1.125	20250214_165650UTC_V00OS11.WAV