An electronic device used to secretly listen to conversations or capture communications.

An act of secretly listening to someone's conversations without their consent.

गुप्त सुनवाई करना

English Usage: The investigation revealed that wiretaps were used to gather evidence against the criminal organization.

Hindi Usage: जांच में यह उजागर हुआ कि गुप्त सुनवाई का उपयोग अपराध संगठन के खिलाफ सबूत इकट्ठा करने के लिए किया गया था।