Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
H	49.593752	365.62727500000005	582.2937250000001	48.812504	50.375	1.562495999999996	20250130_152050UTC_V00OS11.WAV
T	49.606248	365.62500000000017	568.7500000000002	48.849996	50.3625	1.512504000000007	20250130_152050UTC_V00OS11.WAV
E	33.9	257.29177500000003	758.333225	33.4125	34.3875	0.9749999999999944	20250130_152050UTC_V00OS11.WAV