Plug-in phone bug transmitter.
This phone plug bug trasnmitter operates on the unlicensed European 433Mhz band at 10mW RF power: it gets powered directly from the PSTN phone line and sends phone audio over the air as soon as the target phone receiver where it is installed is lifted to either place or answer a call.
Only suitable for PSTN (analogue) telephone lines, please specify your country's plug type upon ordering.
NOT AVAILABLE TO SWISS CUSTOMERS