Annotation	pos	Low Freq (Hz)	High Freq (Hz)	Begin Time (s)	End Time (s)	duration	filename
B	35.543752	0.0022750000003526	176.04372500000034	35.462502	35.625001999999995	0.1624999999999943	20250411_071635UTC_V00OS11.WAV
V	49.125	1448.9582250000003	1638.541775	49.025	49.225	0.2000000000000028	20250411_071635UTC_V00OS11.WAV
T	52.562496	379.16872499999977	528.1272749999998	51.762496000000006	53.362496	1.5999999999999943	20250411_071635UTC_V00OS11.WAV
U	47.918752	1110.4167749999997	1286.458225	47.850002	47.987502	0.1375000000000028	20250411_071635UTC_V00OS11.WAV
T	45.75	352.0812749999999	528.122725	44.8875	46.6125	1.7249999999999943	20250411_071635UTC_V00OS11.WAV