Posts Tagged ‘audio surveillance’

Have you bagged the most appropriate covert devices?


Audio surveillance is a field where the device requirements are truly individualistic and idiosyncratic. Though performance is the key feature but it is often noticed that some vigilant spies and investigators lay extra importance to the size, disguise, amplification etc. Everyone has their own set of required features when it comes to covert devices. Some […]

GSM bugs: A sharp edge to audio surveillance


For a few investigators and spies, GSM bugs rank much higher in terms of equipment in their course of interrogation, chasing and collecting facts and evidences. While, the GSM bugs have been in the market for some time now but the recent launch of the mini bugs have raised their application and rating further in […]