These are the 5 most common listening devices found by JRS INVESTIGATIONS during a TSCM DEBUGGING SWEEP in BOCA RATON, FL:   Here are 5 Listening Devices Found During a TSCM Bug Boca Raton Florida investigations, which highlight some of the most common surveillance threats. 1. GSM / Cellular Listening Devices: These are exceptionally common. They require only a SIM … Continue reading 5 Listening Devices Found During a TSCM Bug Boca Raton Florida