Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
T	42.2	433.3354999999999	595.8354999999999	41.587500000000006	42.8125	1.2249999999999943	20250201_232650UTC_V00OS11.WAV
T	54.356248	379.1645000000002	541.6645000000002	53.862496	54.85	0.9875040000000012	20250201_232650UTC_V00OS11.WAV
T	48.5062504	392.7082250000002	541.6667750000001	48.0625024	48.9499984	0.8874959999999987	20250201_232650UTC_V00OS11.WAV
E	33.593752	352.0812750000001	853.1227250000001	33.250002	33.937502	0.6875	20250201_232650UTC_V00OS11.WAV