Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
D	11.65	3101.0427500000005	4103.128250000001	11.325	11.975	0.6499999999999986	20250215_092650UTC_V00OS11.WAV
F	26.212504	5552.083225	6026.041775	25.912504	26.512504	0.6000000000000014	20250215_092650UTC_V00OS11.WAV