Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	13.062496	487.4999999999999	609.3749999999999	12.412496	13.712496	1.3000000000000007	20250202_022650UTC_V00OS11.WAV
T	41.618752	433.3354999999999	595.8354999999999	40.725	42.512504	1.7875039999999984	20250202_022650UTC_V00OS11.WAV
U	48.7562504	758.3312749999997	893.7477249999996	47.9999984	49.5125024	1.512504000000007	20250202_022650UTC_V00OS11.WAV
D	51.175	121.87175000000008	880.2072500000002	51.0375	51.3125	0.2750000000000057	20250202_022650UTC_V00OS11.WAV