How free is ‘free with an ankle bracelet’ in reality?

Former radio presenter Sven Pichal is allowed to leave prison with an ankle monitor after almost three months of pre-trial detention. In other words, he is under electronic supervision by the judiciary, who monitors his actions every moment of the day. What exactly does an ankle bracelet monitor and can you take a bath with it, for example? Liesbeth Wyseur of the Flemish Justice and Enforcement Agency explains.

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