Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	29.337504	379.1687250000001	568.752275	28.737504	29.937504	1.2000000000000028	20250206_173250UTC_V00OS11.WAV
U	34.737496	379.16677500000014	555.2082250000002	33.974996	35.499996	1.5250000000000057	20250206_173250UTC_V00OS11.WAV
T	34.737496	392.7062749999998	568.7477249999998	33.937496	35.537496	1.5999999999999943	20250206_173250UTC_V00OS11.WAV
O	34.75	365.62500000000017	568.7500000000002	33.9875	35.5125	1.5250000000000057	20250206_173250UTC_V00OS11.WAV