![]() ![]() A lot of tiny hidden cameras use Wi-Fi for sending the video.And perhaps more importantly the Bluetooth protocol has been specially designed to transmit voices or conversations with high quality at a distance of up to 100 m it can easily be used for bugging. Modern GPS Trackers use the GSM and 3G cellular networks for transmitting the GPS coordinates of a car. For example, a tiny GSM transmitter is accessible at practically any internet spy-shop for only 100-200 USD and can listen to all your conversations in the office or at home. ![]() New methods of "listening and watching" with the help of modern technologies has become widely spread in our times. The Protect 1207i is a new measuring device which can be successfully used by engineers or counter surveillance specialists as a reliable tool for tracing different digital transmissions such as GSM, Wi-Fi, Bluetooth, etc.
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