Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	30.468752	406.25227500000005	541.6687250000001	29.575000000000003	31.362504	1.7875039999999984	20250307_043217UTC_V00OS11.WAV
T	52.993752	392.7105000000001	555.2105000000001	52.087504	53.9	1.812495999999996	20250307_043217UTC_V00OS11.WAV
T	22.706248	324.9977249999996	514.5812749999997	21.474996	23.937500000000004	2.4625040000000027	20250307_043217UTC_V00OS11.WAV