Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
P	41.243752	297.9187250000001	446.87727500000005	40.337504	42.15	1.812495999999996	20250413_065835UTC_V00OS11.WAV
T	43.406248	473.96050000000025	595.8355000000003	42.875	43.937496	1.062495999999996	20250413_065835UTC_V00OS11.WAV